131957196

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 389321856

約数和(自身を除く): 257364660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 49, 51, 68, 84, 86, 98, 102, 119, 129, 147, 172, 196, 204, 238, 258, 294, 301, 307, 357, 476, 516, 588, 602, 614, 714, 731, 833, 903, 921, 1204, 1228, 1428, 1462, 1666, 1806, 1842, 2107, 2149, 2193, 2499, 2924, 3332, 3612, 3684, 4214, 4298, 4386, 4998, 5117, 5219, 6321, 6447, 8428, 8596, 8772, 9996, 10234, 10438, 12642, 12894, 13201, 15043, 15351, 15657, 20468, 20876, 25284, 25788, 26402, 30086, 30702, 31314, 35819, 36533, 39603, 45129, 52804, 60172, 61404, 62628, 71638, 73066, 79206, 90258, 92407, 107457, 109599, 143276, 146132, 158412, 180516, 184814, 214914, 219198, 224417, 255731, 277221, 369628, 429828, 438396, 448834, 511462, 554442, 646849, 673251, 767193, 897668, 1022924, 1108884, 1293698, 1346502, 1534386, 1570919, 1940547, 2587396, 2693004, 3068772, 3141838, 3881094, 4712757, 6283676, 7762188, 9425514, 10996433, 18851028, 21992866, 32989299, 43985732, 65978598, 131957196]

約数ペア:

[(1, 131957196), (2, 65978598), (3, 43985732), (4, 32989299), (6, 21992866), (7, 18851028), (12, 10996433), (14, 9425514), (17, 7762188), (21, 6283676), (28, 4712757), (34, 3881094), (42, 3141838), (43, 3068772), (49, 2693004), (51, 2587396), (68, 1940547), (84, 1570919), (86, 1534386), (98, 1346502), (102, 1293698), (119, 1108884), (129, 1022924), (147, 897668), (172, 767193), (196, 673251), (204, 646849), (238, 554442), (258, 511462), (294, 448834), (301, 438396), (307, 429828), (357, 369628), (476, 277221), (516, 255731), (588, 224417), (602, 219198), (614, 214914), (714, 184814), (731, 180516), (833, 158412), (903, 146132), (921, 143276), (1204, 109599), (1228, 107457), (1428, 92407), (1462, 90258), (1666, 79206), (1806, 73066), (1842, 71638), (2107, 62628), (2149, 61404), (2193, 60172), (2499, 52804), (2924, 45129), (3332, 39603), (3612, 36533), (3684, 35819), (4214, 31314), (4298, 30702), (4386, 30086), (4998, 26402), (5117, 25788), (5219, 25284), (6321, 20876), (6447, 20468), (8428, 15657), (8596, 15351), (8772, 15043), (9996, 13201), (10234, 12894), (10438, 12642)]