66977631

素因数分解:

$3^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{911}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 113817600

約数和(自身を除く): 46839969

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 389, 911, 1167, 2723, 2733, 3501, 6377, 8169, 8199, 10503, 19131, 24507, 24597, 57393, 73521, 172179, 354379, 1063137, 2480653, 3189411, 7441959, 9568233, 22325877, 66977631]

約数ペア:

[(1, 66977631), (3, 22325877), (7, 9568233), (9, 7441959), (21, 3189411), (27, 2480653), (63, 1063137), (189, 354379), (389, 172179), (911, 73521), (1167, 57393), (2723, 24597), (2733, 24507), (3501, 19131), (6377, 10503), (8169, 8199)]