47140405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 66304224

約数和(自身を除く): 19163819

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 1105, 1153, 2405, 3145, 5765, 8177, 14989, 19601, 40885, 42661, 74945, 98005, 213305, 254813, 554593, 725237, 1274065, 2772965, 3626185, 9428081, 47140405]

約数ペア:

[(1, 47140405), (5, 9428081), (13, 3626185), (17, 2772965), (37, 1274065), (65, 725237), (85, 554593), (185, 254813), (221, 213305), (481, 98005), (629, 74945), (1105, 42661), (1153, 40885), (2405, 19601), (3145, 14989), (5765, 8177)]