15897414

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 38223360

約数和(自身を除く): 22325946

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 442, 494, 631, 646, 663, 741, 969, 1262, 1326, 1482, 1893, 1938, 3786, 4199, 8203, 8398, 10727, 11989, 12597, 16406, 21454, 23978, 24609, 25194, 32181, 35967, 49218, 64362, 71934, 139451, 155857, 203813, 278902, 311714, 407626, 418353, 467571, 611439, 836706, 935142, 1222878, 2649569, 5299138, 7948707, 15897414]

約数ペア:

[(1, 15897414), (2, 7948707), (3, 5299138), (6, 2649569), (13, 1222878), (17, 935142), (19, 836706), (26, 611439), (34, 467571), (38, 418353), (39, 407626), (51, 311714), (57, 278902), (78, 203813), (102, 155857), (114, 139451), (221, 71934), (247, 64362), (323, 49218), (442, 35967), (494, 32181), (631, 25194), (646, 24609), (663, 23978), (741, 21454), (969, 16406), (1262, 12597), (1326, 11989), (1482, 10727), (1893, 8398), (1938, 8203), (3786, 4199)]