28626312

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 88704000

約数和(自身を除く): 60077688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 418, 429, 439, 456, 494, 572, 627, 741, 836, 858, 878, 988, 1144, 1254, 1317, 1482, 1672, 1716, 1756, 1976, 2508, 2634, 2717, 2964, 3432, 3512, 4829, 5016, 5268, 5434, 5707, 5928, 8151, 8341, 9658, 10536, 10868, 11414, 14487, 16302, 16682, 17121, 19316, 21736, 22828, 25023, 28974, 32604, 33364, 34242, 38632, 45656, 50046, 57948, 62777, 65208, 66728, 68484, 91751, 100092, 108433, 115896, 125554, 136968, 183502, 188331, 200184, 216866, 251108, 275253, 325299, 367004, 376662, 433732, 502216, 550506, 650598, 734008, 753324, 867464, 1101012, 1192763, 1301196, 1506648, 2202024, 2385526, 2602392, 3578289, 4771052, 7156578, 9542104, 14313156, 28626312]

約数ペア:

[(1, 28626312), (2, 14313156), (3, 9542104), (4, 7156578), (6, 4771052), (8, 3578289), (11, 2602392), (12, 2385526), (13, 2202024), (19, 1506648), (22, 1301196), (24, 1192763), (26, 1101012), (33, 867464), (38, 753324), (39, 734008), (44, 650598), (52, 550506), (57, 502216), (66, 433732), (76, 376662), (78, 367004), (88, 325299), (104, 275253), (114, 251108), (132, 216866), (143, 200184), (152, 188331), (156, 183502), (209, 136968), (228, 125554), (247, 115896), (264, 108433), (286, 100092), (312, 91751), (418, 68484), (429, 66728), (439, 65208), (456, 62777), (494, 57948), (572, 50046), (627, 45656), (741, 38632), (836, 34242), (858, 33364), (878, 32604), (988, 28974), (1144, 25023), (1254, 22828), (1317, 21736), (1482, 19316), (1672, 17121), (1716, 16682), (1756, 16302), (1976, 14487), (2508, 11414), (2634, 10868), (2717, 10536), (2964, 9658), (3432, 8341), (3512, 8151), (4829, 5928), (5016, 5707), (5268, 5434)]