31368876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2039

約数の個数: 96

約数和(自身を含む): 96671232

約数和(自身を除く): 65302356

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1309, 1428, 1997, 2244, 2618, 3927, 3994, 5236, 5991, 7854, 7988, 11982, 13979, 15708, 21967, 23964, 27958, 33949, 41937, 43934, 55916, 65901, 67898, 83874, 87868, 101847, 131802, 135796, 153769, 167748, 203694, 237643, 263604, 307538, 373439, 407388, 461307, 475286, 615076, 712929, 746878, 922614, 950572, 1120317, 1425858, 1493756, 1845228, 2240634, 2614073, 2851716, 4481268, 5228146, 7842219, 10456292, 15684438, 31368876]

約数ペア:

[(1, 31368876), (2, 15684438), (3, 10456292), (4, 7842219), (6, 5228146), (7, 4481268), (11, 2851716), (12, 2614073), (14, 2240634), (17, 1845228), (21, 1493756), (22, 1425858), (28, 1120317), (33, 950572), (34, 922614), (42, 746878), (44, 712929), (51, 615076), (66, 475286), (68, 461307), (77, 407388), (84, 373439), (102, 307538), (119, 263604), (132, 237643), (154, 203694), (187, 167748), (204, 153769), (231, 135796), (238, 131802), (308, 101847), (357, 87868), (374, 83874), (462, 67898), (476, 65901), (561, 55916), (714, 43934), (748, 41937), (924, 33949), (1122, 27958), (1309, 23964), (1428, 21967), (1997, 15708), (2244, 13979), (2618, 11982), (3927, 7988), (3994, 7854), (5236, 5991)]