15721958870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1447}}^1\times {\mathrm{63913}}^1$

素因数の和:65384

約数の個数: 32

約数和(自身を含む): 29985380928

約数和(自身を除く): 14263422058

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1447, 2894, 7235, 14470, 24599, 49198, 63913, 122995, 127826, 245990, 319565, 639130, 1086521, 2173042, 5432605, 10865210, 92482111, 184964222, 462410555, 924821110, 1572195887, 3144391774, 7860979435, 15721958870]

約数ペア:

[(1, 15721958870), (2, 7860979435), (5, 3144391774), (10, 1572195887), (17, 924821110), (34, 462410555), (85, 184964222), (170, 92482111), (1447, 10865210), (2894, 5432605), (7235, 2173042), (14470, 1086521), (24599, 639130), (49198, 319565), (63913, 245990), (122995, 127826)]