38963405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 54813024

約数和(自身を除く): 15849619

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 481, 629, 953, 1105, 2405, 3145, 4765, 8177, 12389, 16201, 35261, 40885, 61945, 81005, 176305, 210613, 458393, 599437, 1053065, 2291965, 2997185, 7792681, 38963405]

約数ペア:

[(1, 38963405), (5, 7792681), (13, 2997185), (17, 2291965), (37, 1053065), (65, 599437), (85, 458393), (185, 210613), (221, 176305), (481, 81005), (629, 61945), (953, 40885), (1105, 35261), (2405, 16201), (3145, 12389), (4765, 8177)]