3888495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 8045856

約数和(自身を除く): 4157361

約数列:

[1, 3, 5, 9, 13, 15, 17, 23, 39, 45, 51, 65, 69, 85, 115, 117, 153, 195, 207, 221, 255, 289, 299, 345, 391, 585, 663, 765, 867, 897, 1035, 1105, 1173, 1445, 1495, 1955, 1989, 2601, 2691, 3315, 3519, 3757, 4335, 4485, 5083, 5865, 6647, 9945, 11271, 13005, 13455, 15249, 17595, 18785, 19941, 25415, 33235, 33813, 45747, 56355, 59823, 76245, 86411, 99705, 169065, 228735, 259233, 299115, 432055, 777699, 1296165, 3888495]

約数ペア:

[(1, 3888495), (3, 1296165), (5, 777699), (9, 432055), (13, 299115), (15, 259233), (17, 228735), (23, 169065), (39, 99705), (45, 86411), (51, 76245), (65, 59823), (69, 56355), (85, 45747), (115, 33813), (117, 33235), (153, 25415), (195, 19941), (207, 18785), (221, 17595), (255, 15249), (289, 13455), (299, 13005), (345, 11271), (391, 9945), (585, 6647), (663, 5865), (765, 5083), (867, 4485), (897, 4335), (1035, 3757), (1105, 3519), (1173, 3315), (1445, 2691), (1495, 2601), (1955, 1989)]