15223516

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 35392896

約数和(自身を除く): 20169380

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 307, 308, 322, 506, 539, 614, 644, 1012, 1078, 1127, 1228, 1771, 2149, 2156, 2254, 3377, 3542, 4298, 4508, 6754, 7061, 7084, 8596, 12397, 13508, 14122, 15043, 23639, 24794, 28244, 30086, 47278, 49427, 49588, 60172, 77671, 94556, 98854, 155342, 165473, 197708, 310684, 330946, 345989, 543697, 661892, 691978, 1087394, 1383956, 2174788, 3805879, 7611758, 15223516]

約数ペア:

[(1, 15223516), (2, 7611758), (4, 3805879), (7, 2174788), (11, 1383956), (14, 1087394), (22, 691978), (23, 661892), (28, 543697), (44, 345989), (46, 330946), (49, 310684), (77, 197708), (92, 165473), (98, 155342), (154, 98854), (161, 94556), (196, 77671), (253, 60172), (307, 49588), (308, 49427), (322, 47278), (506, 30086), (539, 28244), (614, 24794), (644, 23639), (1012, 15043), (1078, 14122), (1127, 13508), (1228, 12397), (1771, 8596), (2149, 7084), (2156, 7061), (2254, 6754), (3377, 4508), (3542, 4298)]