42889405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 58433760

約数和(自身を除く): 15544355

約数列:

[1, 5, 13, 29, 61, 65, 145, 305, 373, 377, 793, 1769, 1865, 1885, 3965, 4849, 8845, 10817, 22753, 22997, 24245, 54085, 113765, 114985, 140621, 295789, 659837, 703105, 1478945, 3299185, 8577881, 42889405]

約数ペア:

[(1, 42889405), (5, 8577881), (13, 3299185), (29, 1478945), (61, 703105), (65, 659837), (145, 295789), (305, 140621), (373, 114985), (377, 113765), (793, 54085), (1769, 24245), (1865, 22997), (1885, 22753), (3965, 10817), (4849, 8845)]