66947439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 98993664

約数和(自身を除く): 32046225

約数列:

[1, 3, 13, 39, 61, 107, 183, 263, 321, 789, 793, 1391, 2379, 3419, 4173, 6527, 10257, 16043, 19581, 28141, 48129, 84423, 84851, 208559, 254553, 365833, 625677, 1097499, 1716601, 5149803, 22315813, 66947439]

約数ペア:

[(1, 66947439), (3, 22315813), (13, 5149803), (39, 1716601), (61, 1097499), (107, 625677), (183, 365833), (263, 254553), (321, 208559), (789, 84851), (793, 84423), (1391, 48129), (2379, 28141), (3419, 19581), (4173, 16043), (6527, 10257)]