28888912311

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{608431}}^1$

素因数の和:608484

約数の個数: 48

約数和(自身を含む): 49940098560

約数和(自身を除く): 21051186249

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 2261, 2499, 2793, 6783, 15827, 47481, 608431, 1825293, 4259017, 10343327, 11560189, 12777051, 29813119, 31029981, 34680567, 72403289, 80921323, 89439357, 196523213, 217209867, 242763969, 506823023, 566449261, 589569639, 1375662491, 1520469069, 1699347783, 4126987473, 9629637437, 28888912311]

約数ペア:

[(1, 28888912311), (3, 9629637437), (7, 4126987473), (17, 1699347783), (19, 1520469069), (21, 1375662491), (49, 589569639), (51, 566449261), (57, 506823023), (119, 242763969), (133, 217209867), (147, 196523213), (323, 89439357), (357, 80921323), (399, 72403289), (833, 34680567), (931, 31029981), (969, 29813119), (2261, 12777051), (2499, 11560189), (2793, 10343327), (6783, 4259017), (15827, 1825293), (47481, 608431)]