15821204

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 32914560

約数和(自身を除く): 17093356

約数列:

[1, 2, 4, 7, 14, 28, 59, 61, 118, 122, 157, 236, 244, 314, 413, 427, 628, 826, 854, 1099, 1652, 1708, 2198, 3599, 4396, 7198, 9263, 9577, 14396, 18526, 19154, 25193, 37052, 38308, 50386, 64841, 67039, 100772, 129682, 134078, 259364, 268156, 565043, 1130086, 2260172, 3955301, 7910602, 15821204]

約数ペア:

[(1, 15821204), (2, 7910602), (4, 3955301), (7, 2260172), (14, 1130086), (28, 565043), (59, 268156), (61, 259364), (118, 134078), (122, 129682), (157, 100772), (236, 67039), (244, 64841), (314, 50386), (413, 38308), (427, 37052), (628, 25193), (826, 19154), (854, 18526), (1099, 14396), (1652, 9577), (1708, 9263), (2198, 7198), (3599, 4396)]