42100947

素因数分解:

$3^2\times 7^2\times {\mathrm{95467}}^1$

素因数の和:95487

約数の個数: 18

約数和(自身を含む): 70741788

約数和(自身を除く): 28640841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 95467, 286401, 668269, 859203, 2004807, 4677883, 6014421, 14033649, 42100947]

約数ペア:

[(1, 42100947), (3, 14033649), (7, 6014421), (9, 4677883), (21, 2004807), (49, 859203), (63, 668269), (147, 286401), (441, 95467)]