15435745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 21561120

約数和(自身を除く): 6125375

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 229, 305, 793, 1037, 1105, 1145, 2977, 3893, 3965, 5185, 13481, 13969, 14885, 19465, 50609, 67405, 69845, 181597, 237473, 253045, 907985, 1187365, 3087149, 15435745]

約数ペア:

[(1, 15435745), (5, 3087149), (13, 1187365), (17, 907985), (61, 253045), (65, 237473), (85, 181597), (221, 69845), (229, 67405), (305, 50609), (793, 19465), (1037, 14885), (1105, 13969), (1145, 13481), (2977, 5185), (3893, 3965)]