668857149

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{2351}}^1$

素因数の和:2658

約数の個数: 32

約数和(自身を含む): 1019450880

約数和(自身を除く): 350593731

約数列:

[1, 3, 9, 27, 41, 123, 257, 369, 771, 1107, 2313, 2351, 6939, 7053, 10537, 21159, 31611, 63477, 94833, 96391, 284499, 289173, 604207, 867519, 1812621, 2602557, 5437863, 16313589, 24772487, 74317461, 222952383, 668857149]

約数ペア:

[(1, 668857149), (3, 222952383), (9, 74317461), (27, 24772487), (41, 16313589), (123, 5437863), (257, 2602557), (369, 1812621), (771, 867519), (1107, 604207), (2313, 289173), (2351, 284499), (6939, 96391), (7053, 94833), (10537, 63477), (21159, 31611)]