31399578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 83700864

約数和(自身を除く): 52301286

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 107, 119, 126, 137, 153, 214, 238, 274, 306, 321, 357, 411, 642, 714, 749, 822, 959, 963, 1071, 1233, 1498, 1819, 1918, 1926, 2142, 2247, 2329, 2466, 2877, 3638, 4494, 4658, 5457, 5754, 6741, 6987, 8631, 10914, 12733, 13482, 13974, 14659, 16303, 16371, 17262, 20961, 25466, 29318, 32606, 32742, 38199, 41922, 43977, 48909, 76398, 87954, 97818, 102613, 114597, 131931, 146727, 205226, 229194, 249203, 263862, 293454, 307839, 498406, 615678, 747609, 923517, 1495218, 1744421, 1847034, 2242827, 3488842, 4485654, 5233263, 10466526, 15699789, 31399578]

約数ペア:

[(1, 31399578), (2, 15699789), (3, 10466526), (6, 5233263), (7, 4485654), (9, 3488842), (14, 2242827), (17, 1847034), (18, 1744421), (21, 1495218), (34, 923517), (42, 747609), (51, 615678), (63, 498406), (102, 307839), (107, 293454), (119, 263862), (126, 249203), (137, 229194), (153, 205226), (214, 146727), (238, 131931), (274, 114597), (306, 102613), (321, 97818), (357, 87954), (411, 76398), (642, 48909), (714, 43977), (749, 41922), (822, 38199), (959, 32742), (963, 32606), (1071, 29318), (1233, 25466), (1498, 20961), (1819, 17262), (1918, 16371), (1926, 16303), (2142, 14659), (2247, 13974), (2329, 13482), (2466, 12733), (2877, 10914), (3638, 8631), (4494, 6987), (4658, 6741), (5457, 5754)]