127848825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 249489240

約数和(自身を除く): 121640415

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 109, 117, 195, 225, 325, 327, 401, 545, 585, 975, 981, 1203, 1417, 1635, 2005, 2725, 2925, 3609, 4251, 4905, 5213, 6015, 7085, 8175, 10025, 12753, 15639, 18045, 21255, 24525, 26065, 30075, 35425, 43709, 46917, 63765, 78195, 90225, 106275, 130325, 131127, 218545, 234585, 318825, 390975, 393381, 568217, 655635, 1092725, 1172925, 1704651, 1966905, 2841085, 3278175, 5113953, 8523255, 9834525, 14205425, 25569765, 42616275, 127848825]

約数ペア:

[(1, 127848825), (3, 42616275), (5, 25569765), (9, 14205425), (13, 9834525), (15, 8523255), (25, 5113953), (39, 3278175), (45, 2841085), (65, 1966905), (75, 1704651), (109, 1172925), (117, 1092725), (195, 655635), (225, 568217), (325, 393381), (327, 390975), (401, 318825), (545, 234585), (585, 218545), (975, 131127), (981, 130325), (1203, 106275), (1417, 90225), (1635, 78195), (2005, 63765), (2725, 46917), (2925, 43709), (3609, 35425), (4251, 30075), (4905, 26065), (5213, 24525), (6015, 21255), (7085, 18045), (8175, 15639), (10025, 12753)]