210928578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 492625920

約数和(自身を除く): 281697342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 151, 158, 237, 302, 421, 453, 474, 553, 842, 906, 1057, 1106, 1263, 1659, 2114, 2526, 2947, 3171, 3318, 5894, 6342, 8841, 11929, 17682, 23858, 33259, 35787, 63571, 66518, 71574, 83503, 99777, 127142, 167006, 190713, 199554, 232813, 250509, 381426, 444997, 465626, 501018, 698439, 889994, 1334991, 1396878, 2669982, 5022109, 10044218, 15066327, 30132654, 35154763, 70309526, 105464289, 210928578]

約数ペア:

[(1, 210928578), (2, 105464289), (3, 70309526), (6, 35154763), (7, 30132654), (14, 15066327), (21, 10044218), (42, 5022109), (79, 2669982), (151, 1396878), (158, 1334991), (237, 889994), (302, 698439), (421, 501018), (453, 465626), (474, 444997), (553, 381426), (842, 250509), (906, 232813), (1057, 199554), (1106, 190713), (1263, 167006), (1659, 127142), (2114, 99777), (2526, 83503), (2947, 71574), (3171, 66518), (3318, 63571), (5894, 35787), (6342, 33259), (8841, 23858), (11929, 17682)]