77373315

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 138580416

約数和(自身を除く): 61207101

約数列:

[1, 3, 5, 9, 15, 45, 61, 71, 183, 213, 305, 355, 397, 549, 639, 915, 1065, 1191, 1985, 2745, 3195, 3573, 4331, 5955, 12993, 17865, 21655, 24217, 28187, 38979, 64965, 72651, 84561, 121085, 140935, 194895, 217953, 253683, 363255, 422805, 1089765, 1268415, 1719407, 5158221, 8597035, 15474663, 25791105, 77373315]

約数ペア:

[(1, 77373315), (3, 25791105), (5, 15474663), (9, 8597035), (15, 5158221), (45, 1719407), (61, 1268415), (71, 1089765), (183, 422805), (213, 363255), (305, 253683), (355, 217953), (397, 194895), (549, 140935), (639, 121085), (915, 84561), (1065, 72651), (1191, 64965), (1985, 38979), (2745, 28187), (3195, 24217), (3573, 21655), (4331, 17865), (5955, 12993)]