5218647

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 8186112

約数和(自身を除く): 2967465

約数列:

[1, 3, 7, 21, 49, 131, 147, 271, 393, 813, 917, 1897, 2751, 5691, 6419, 13279, 19257, 35501, 39837, 106503, 248507, 745521, 1739549, 5218647]

約数ペア:

[(1, 5218647), (3, 1739549), (7, 745521), (21, 248507), (49, 106503), (131, 39837), (147, 35501), (271, 19257), (393, 13279), (813, 6419), (917, 5691), (1897, 2751)]