191418305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2099}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 262483200

約数和(自身を除く): 71064895

約数列:

[1, 5, 13, 23, 61, 65, 115, 299, 305, 793, 1403, 1495, 2099, 3965, 7015, 10495, 18239, 27287, 48277, 91195, 128039, 136435, 241385, 627601, 640195, 1664507, 2944897, 3138005, 8322535, 14724485, 38283661, 191418305]

約数ペア:

[(1, 191418305), (5, 38283661), (13, 14724485), (23, 8322535), (61, 3138005), (65, 2944897), (115, 1664507), (299, 640195), (305, 627601), (793, 241385), (1403, 136435), (1495, 128039), (2099, 91195), (3965, 48277), (7015, 27287), (10495, 18239)]