28264106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 47246976

約数和(自身を除く): 18982870

約数列:

[1, 2, 13, 26, 61, 71, 122, 142, 251, 502, 793, 923, 1586, 1846, 3263, 4331, 6526, 8662, 15311, 17821, 30622, 35642, 56303, 112606, 199043, 231673, 398086, 463346, 1087081, 2174162, 14132053, 28264106]

約数ペア:

[(1, 28264106), (2, 14132053), (13, 2174162), (26, 1087081), (61, 463346), (71, 398086), (122, 231673), (142, 199043), (251, 112606), (502, 56303), (793, 35642), (923, 30622), (1586, 17821), (1846, 15311), (3263, 8662), (4331, 6526)]