281749425

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{701}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 488861568

約数和(自身を除く): 207112143

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 233, 345, 575, 699, 701, 1165, 1725, 2103, 3495, 3505, 5359, 5825, 10515, 16077, 16123, 17475, 17525, 26795, 48369, 52575, 80385, 80615, 133975, 163333, 241845, 401925, 403075, 489999, 816665, 1209225, 2449995, 3756659, 4083325, 11269977, 12249975, 18783295, 56349885, 93916475, 281749425]

約数ペア:

[(1, 281749425), (3, 93916475), (5, 56349885), (15, 18783295), (23, 12249975), (25, 11269977), (69, 4083325), (75, 3756659), (115, 2449995), (233, 1209225), (345, 816665), (575, 489999), (699, 403075), (701, 401925), (1165, 241845), (1725, 163333), (2103, 133975), (3495, 80615), (3505, 80385), (5359, 52575), (5825, 48369), (10515, 26795), (16077, 17525), (16123, 17475)]