15973713

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 27238400

約数和(自身を除く): 11264687

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 379, 669, 1137, 1561, 2007, 2653, 3411, 4683, 6021, 7959, 10233, 14049, 23877, 42147, 71631, 84517, 253551, 591619, 760653, 1774857, 2281959, 5324571, 15973713]

約数ペア:

[(1, 15973713), (3, 5324571), (7, 2281959), (9, 1774857), (21, 760653), (27, 591619), (63, 253551), (189, 84517), (223, 71631), (379, 42147), (669, 23877), (1137, 14049), (1561, 10233), (2007, 7959), (2653, 6021), (3411, 4683)]