72286221

素因数分解:

$3^1\times 7^3\times {\mathrm{70249}}^1$

素因数の和:70273

約数の個数: 16

約数和(自身を含む): 112400000

約数和(自身を除く): 40113779

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 70249, 210747, 491743, 1475229, 3442201, 10326603, 24095407, 72286221]

約数ペア:

[(1, 72286221), (3, 24095407), (7, 10326603), (21, 3442201), (49, 1475229), (147, 491743), (343, 210747), (1029, 70249)]