1213302025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{120427}}^1$

素因数の和:120481

約数の個数: 24

約数和(自身を含む): 1672504064

約数和(自身を除く): 459202039

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 120427, 602135, 1565551, 3010675, 3733237, 7827755, 18666185, 39138775, 48532081, 93330925, 242660405, 1213302025]

約数ペア:

[(1, 1213302025), (5, 242660405), (13, 93330925), (25, 48532081), (31, 39138775), (65, 18666185), (155, 7827755), (325, 3733237), (403, 3010675), (775, 1565551), (2015, 602135), (10075, 120427)]