66883275

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 127102976

約数和(自身を除く): 60219701

約数列:

[1, 3, 5, 9, 15, 25, 31, 43, 45, 75, 93, 129, 155, 215, 223, 225, 279, 387, 465, 645, 669, 775, 1075, 1115, 1333, 1395, 1935, 2007, 2325, 3225, 3345, 3999, 5575, 6665, 6913, 6975, 9589, 9675, 10035, 11997, 16725, 19995, 20739, 28767, 33325, 34565, 47945, 50175, 59985, 62217, 86301, 99975, 103695, 143835, 172825, 239725, 297259, 299925, 311085, 431505, 518475, 719175, 891777, 1486295, 1555425, 2157525, 2675331, 4458885, 7431475, 13376655, 22294425, 66883275]

約数ペア:

[(1, 66883275), (3, 22294425), (5, 13376655), (9, 7431475), (15, 4458885), (25, 2675331), (31, 2157525), (43, 1555425), (45, 1486295), (75, 891777), (93, 719175), (129, 518475), (155, 431505), (215, 311085), (223, 299925), (225, 297259), (279, 239725), (387, 172825), (465, 143835), (645, 103695), (669, 99975), (775, 86301), (1075, 62217), (1115, 59985), (1333, 50175), (1395, 47945), (1935, 34565), (2007, 33325), (2325, 28767), (3225, 20739), (3345, 19995), (3999, 16725), (5575, 11997), (6665, 10035), (6913, 9675), (6975, 9589)]