28585755

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 30719205

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 43, 45, 51, 55, 79, 85, 99, 129, 153, 165, 187, 215, 237, 255, 387, 395, 473, 495, 561, 645, 711, 731, 765, 869, 935, 1185, 1343, 1419, 1683, 1935, 2193, 2365, 2607, 2805, 3397, 3555, 3655, 4029, 4257, 4345, 6579, 6715, 7095, 7821, 8041, 8415, 10191, 10965, 12087, 13035, 14773, 16985, 20145, 21285, 24123, 30573, 32895, 37367, 39105, 40205, 44319, 50955, 57749, 60435, 72369, 73865, 112101, 120615, 132957, 152865, 173247, 186835, 221595, 288745, 336303, 361845, 519741, 560505, 635239, 664785, 866235, 1681515, 1905717, 2598705, 3176195, 5717151, 9528585, 28585755]

約数ペア:

[(1, 28585755), (3, 9528585), (5, 5717151), (9, 3176195), (11, 2598705), (15, 1905717), (17, 1681515), (33, 866235), (43, 664785), (45, 635239), (51, 560505), (55, 519741), (79, 361845), (85, 336303), (99, 288745), (129, 221595), (153, 186835), (165, 173247), (187, 152865), (215, 132957), (237, 120615), (255, 112101), (387, 73865), (395, 72369), (473, 60435), (495, 57749), (561, 50955), (645, 44319), (711, 40205), (731, 39105), (765, 37367), (869, 32895), (935, 30573), (1185, 24123), (1343, 21285), (1419, 20145), (1683, 16985), (1935, 14773), (2193, 13035), (2365, 12087), (2607, 10965), (2805, 10191), (3397, 8415), (3555, 8041), (3655, 7821), (4029, 7095), (4257, 6715), (4345, 6579)]