398201104

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 911413888

約数和(自身を除く): 513212784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 307, 313, 518, 592, 614, 626, 1036, 1228, 1252, 2072, 2149, 2191, 2456, 2504, 4144, 4298, 4382, 4912, 5008, 8596, 8764, 11359, 11581, 17192, 17528, 22718, 23162, 34384, 35056, 45436, 46324, 79513, 81067, 90872, 92648, 96091, 159026, 162134, 181744, 185296, 192182, 318052, 324268, 384364, 636104, 648536, 672637, 768728, 1272208, 1297072, 1345274, 1537456, 2690548, 3555367, 5381096, 7110734, 10762192, 14221468, 24887569, 28442936, 49775138, 56885872, 99550276, 199100552, 398201104]

約数ペア:

[(1, 398201104), (2, 199100552), (4, 99550276), (7, 56885872), (8, 49775138), (14, 28442936), (16, 24887569), (28, 14221468), (37, 10762192), (56, 7110734), (74, 5381096), (112, 3555367), (148, 2690548), (259, 1537456), (296, 1345274), (307, 1297072), (313, 1272208), (518, 768728), (592, 672637), (614, 648536), (626, 636104), (1036, 384364), (1228, 324268), (1252, 318052), (2072, 192182), (2149, 185296), (2191, 181744), (2456, 162134), (2504, 159026), (4144, 96091), (4298, 92648), (4382, 90872), (4912, 81067), (5008, 79513), (8596, 46324), (8764, 45436), (11359, 35056), (11581, 34384), (17192, 23162), (17528, 22718)]