15177981

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 10223619

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1049, 1113, 2067, 3147, 4823, 7343, 13637, 14469, 22029, 40911, 55597, 95459, 166791, 286377, 389179, 722761, 1167537, 2168283, 5059327, 15177981]

約数ペア:

[(1, 15177981), (3, 5059327), (7, 2168283), (13, 1167537), (21, 722761), (39, 389179), (53, 286377), (91, 166791), (159, 95459), (273, 55597), (371, 40911), (689, 22029), (1049, 14469), (1113, 13637), (2067, 7343), (3147, 4823)]