172706555

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1973}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 246734208

約数和(自身を除く): 74027653

約数列:

[1, 5, 7, 35, 41, 61, 205, 287, 305, 427, 1435, 1973, 2135, 2501, 9865, 12505, 13811, 17507, 69055, 80893, 87535, 120353, 404465, 566251, 601765, 842471, 2831255, 4212355, 4934473, 24672365, 34541311, 172706555]

約数ペア:

[(1, 172706555), (5, 34541311), (7, 24672365), (35, 4934473), (41, 4212355), (61, 2831255), (205, 842471), (287, 601765), (305, 566251), (427, 404465), (1435, 120353), (1973, 87535), (2135, 80893), (2501, 69055), (9865, 17507), (12505, 13811)]