15676731

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 27955200

約数和(自身を除く): 12278469

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 349, 483, 651, 713, 1047, 1449, 1953, 2139, 2443, 3141, 4991, 6417, 7329, 8027, 10819, 14973, 21987, 24081, 32457, 44919, 56189, 72243, 75733, 97371, 168567, 227199, 248837, 505701, 681597, 746511, 1741859, 2239533, 5225577, 15676731]

約数ペア:

[(1, 15676731), (3, 5225577), (7, 2239533), (9, 1741859), (21, 746511), (23, 681597), (31, 505701), (63, 248837), (69, 227199), (93, 168567), (161, 97371), (207, 75733), (217, 72243), (279, 56189), (349, 44919), (483, 32457), (651, 24081), (713, 21987), (1047, 14973), (1449, 10819), (1953, 8027), (2139, 7329), (2443, 6417), (3141, 4991)]