2051217415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{17839}}^1$

素因数の和:17947

約数の個数: 32

約数和(自身を含む): 2787321600

約数和(自身を除く): 736104185

約数列:

[1, 5, 13, 29, 61, 65, 145, 305, 377, 793, 1769, 1885, 3965, 8845, 17839, 22997, 89195, 114985, 231907, 517331, 1088179, 1159535, 2586655, 5440895, 6725303, 14146327, 31557191, 33626515, 70731635, 157785955, 410243483, 2051217415]

約数ペア:

[(1, 2051217415), (5, 410243483), (13, 157785955), (29, 70731635), (61, 33626515), (65, 31557191), (145, 14146327), (305, 6725303), (377, 5440895), (793, 2586655), (1769, 1159535), (1885, 1088179), (3965, 517331), (8845, 231907), (17839, 114985), (22997, 89195)]