139140404

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 268692480

約数和(自身を除く): 129552076

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 223, 284, 338, 446, 676, 892, 923, 1846, 2197, 2899, 3692, 4394, 5798, 8788, 11596, 11999, 15833, 23998, 31666, 37687, 47996, 63332, 75374, 150748, 155987, 205829, 311974, 411658, 489931, 623948, 823316, 979862, 1959724, 2675777, 5351554, 10703108, 34785101, 69570202, 139140404]

約数ペア:

[(1, 139140404), (2, 69570202), (4, 34785101), (13, 10703108), (26, 5351554), (52, 2675777), (71, 1959724), (142, 979862), (169, 823316), (223, 623948), (284, 489931), (338, 411658), (446, 311974), (676, 205829), (892, 155987), (923, 150748), (1846, 75374), (2197, 63332), (2899, 47996), (3692, 37687), (4394, 31666), (5798, 23998), (8788, 15833), (11596, 11999)]