1381644518

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{149561}}^1$

素因数の和:149743

約数の個数: 16

約数和(自身を含む): 2153692800

約数和(自身を除く): 772048282

約数列:

[1, 2, 31, 62, 149, 298, 4619, 9238, 149561, 299122, 4636391, 9272782, 22284589, 44569178, 690822259, 1381644518]

約数ペア:

[(1, 1381644518), (2, 690822259), (31, 44569178), (62, 22284589), (149, 9272782), (298, 4636391), (4619, 299122), (9238, 149561)]