161884604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 335763456

約数和(自身を除く): 173878852

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 421, 434, 443, 842, 868, 886, 1684, 1772, 2947, 3101, 5894, 6202, 11788, 12404, 13051, 13733, 26102, 27466, 52204, 54932, 91357, 96131, 182714, 186503, 192262, 365428, 373006, 384524, 746012, 1305521, 2611042, 5222084, 5781593, 11563186, 23126372, 40471151, 80942302, 161884604]

約数ペア:

[(1, 161884604), (2, 80942302), (4, 40471151), (7, 23126372), (14, 11563186), (28, 5781593), (31, 5222084), (62, 2611042), (124, 1305521), (217, 746012), (421, 384524), (434, 373006), (443, 365428), (842, 192262), (868, 186503), (886, 182714), (1684, 96131), (1772, 91357), (2947, 54932), (3101, 52204), (5894, 27466), (6202, 26102), (11788, 13733), (12404, 13051)]