311649372

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{13763}}^1$

素因数の和:13827

約数の個数: 72

約数和(自身を含む): 856726416

約数和(自身を除く): 545077044

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 1258, 1332, 1887, 2516, 3774, 5661, 7548, 11322, 13763, 22644, 27526, 41289, 55052, 82578, 123867, 165156, 233971, 247734, 467942, 495468, 509231, 701913, 935884, 1018462, 1403826, 1527693, 2036924, 2105739, 2807652, 3055386, 4211478, 4583079, 6110772, 8422956, 8656927, 9166158, 17313854, 18332316, 25970781, 34627708, 51941562, 77912343, 103883124, 155824686, 311649372]

約数ペア:

[(1, 311649372), (2, 155824686), (3, 103883124), (4, 77912343), (6, 51941562), (9, 34627708), (12, 25970781), (17, 18332316), (18, 17313854), (34, 9166158), (36, 8656927), (37, 8422956), (51, 6110772), (68, 4583079), (74, 4211478), (102, 3055386), (111, 2807652), (148, 2105739), (153, 2036924), (204, 1527693), (222, 1403826), (306, 1018462), (333, 935884), (444, 701913), (612, 509231), (629, 495468), (666, 467942), (1258, 247734), (1332, 233971), (1887, 165156), (2516, 123867), (3774, 82578), (5661, 55052), (7548, 41289), (11322, 27526), (13763, 22644)]