1639299843

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{7517}}^1$

素因数の和:7764

約数の個数: 32

約数和(自身を含む): 2500787520

約数和(自身を除く): 861487677

約数列:

[1, 3, 9, 27, 41, 123, 197, 369, 591, 1107, 1773, 5319, 7517, 8077, 22551, 24231, 67653, 72693, 202959, 218079, 308197, 924591, 1480849, 2773773, 4442547, 8321319, 13327641, 39982923, 60714809, 182144427, 546433281, 1639299843]

約数ペア:

[(1, 1639299843), (3, 546433281), (9, 182144427), (27, 60714809), (41, 39982923), (123, 13327641), (197, 8321319), (369, 4442547), (591, 2773773), (1107, 1480849), (1773, 924591), (5319, 308197), (7517, 218079), (8077, 202959), (22551, 72693), (24231, 67653)]