13221572

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5189}}^1$

素因数の和:5220

約数の個数: 36

約数和(自身を含む): 28991340

約数和(自身を除く): 15769768

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 5189, 10378, 20756, 36323, 67457, 72646, 134914, 145292, 254261, 269828, 472199, 508522, 944398, 1017044, 1888796, 3305393, 6610786, 13221572]

約数ペア:

[(1, 13221572), (2, 6610786), (4, 3305393), (7, 1888796), (13, 1017044), (14, 944398), (26, 508522), (28, 472199), (49, 269828), (52, 254261), (91, 145292), (98, 134914), (182, 72646), (196, 67457), (364, 36323), (637, 20756), (1274, 10378), (2548, 5189)]