217413508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{4219}}^1$

素因数の和:5227

約数の個数: 24

約数和(自身を含む): 410251520

約数和(自身を除く): 192838012

約数列:

[1, 2, 4, 13, 26, 52, 991, 1982, 3964, 4219, 8438, 12883, 16876, 25766, 51532, 54847, 109694, 219388, 4181029, 8362058, 16724116, 54353377, 108706754, 217413508]

約数ペア:

[(1, 217413508), (2, 108706754), (4, 54353377), (13, 16724116), (26, 8362058), (52, 4181029), (991, 219388), (1982, 109694), (3964, 54847), (4219, 51532), (8438, 25766), (12883, 16876)]