2974113

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 4492800

約数和(自身を除く): 1518687

約数列:

[1, 3, 9, 47, 79, 89, 141, 237, 267, 423, 711, 801, 3713, 4183, 7031, 11139, 12549, 21093, 33417, 37647, 63279, 330457, 991371, 2974113]

約数ペア:

[(1, 2974113), (3, 991371), (9, 330457), (47, 63279), (79, 37647), (89, 33417), (141, 21093), (237, 12549), (267, 11139), (423, 7031), (711, 4183), (801, 3713)]