219956145

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 358041600

約数和(自身を除く): 138085455

約数列:

[1, 3, 5, 15, 79, 237, 395, 419, 443, 1185, 1257, 1329, 2095, 2215, 6285, 6645, 33101, 34997, 99303, 104991, 165505, 174985, 185617, 496515, 524955, 556851, 928085, 2784255, 14663743, 43991229, 73318715, 219956145]

約数ペア:

[(1, 219956145), (3, 73318715), (5, 43991229), (15, 14663743), (79, 2784255), (237, 928085), (395, 556851), (419, 524955), (443, 496515), (1185, 185617), (1257, 174985), (1329, 165505), (2095, 104991), (2215, 99303), (6285, 34997), (6645, 33101)]