12899895

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 8872905

約数列:

[1, 3, 5, 15, 23, 69, 115, 139, 269, 345, 417, 695, 807, 1345, 2085, 3197, 4035, 6187, 9591, 15985, 18561, 30935, 37391, 47955, 92805, 112173, 186955, 560865, 859993, 2579979, 4299965, 12899895]

約数ペア:

[(1, 12899895), (3, 4299965), (5, 2579979), (15, 859993), (23, 560865), (69, 186955), (115, 112173), (139, 92805), (269, 47955), (345, 37391), (417, 30935), (695, 18561), (807, 15985), (1345, 9591), (2085, 6187), (3197, 4035)]