907974508

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 1985984000

約数和(自身を除く): 1078009492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 343, 427, 532, 571, 686, 854, 931, 1142, 1159, 1372, 1708, 1862, 2284, 2318, 2989, 3724, 3997, 4636, 5978, 6517, 7994, 8113, 10849, 11956, 13034, 15988, 16226, 20923, 21698, 26068, 27979, 32452, 34831, 41846, 43396, 55958, 56791, 69662, 75943, 83692, 111916, 113582, 139324, 151886, 195853, 227164, 243817, 303772, 391706, 397537, 487634, 531601, 661789, 783412, 795074, 975268, 1063202, 1323578, 1590148, 1706719, 2126404, 2647156, 3413438, 3721207, 4632523, 6826876, 7442414, 9265046, 11947033, 14884828, 18530092, 23894066, 32427661, 47788132, 64855322, 129710644, 226993627, 453987254, 907974508]

約数ペア:

[(1, 907974508), (2, 453987254), (4, 226993627), (7, 129710644), (14, 64855322), (19, 47788132), (28, 32427661), (38, 23894066), (49, 18530092), (61, 14884828), (76, 11947033), (98, 9265046), (122, 7442414), (133, 6826876), (196, 4632523), (244, 3721207), (266, 3413438), (343, 2647156), (427, 2126404), (532, 1706719), (571, 1590148), (686, 1323578), (854, 1063202), (931, 975268), (1142, 795074), (1159, 783412), (1372, 661789), (1708, 531601), (1862, 487634), (2284, 397537), (2318, 391706), (2989, 303772), (3724, 243817), (3997, 227164), (4636, 195853), (5978, 151886), (6517, 139324), (7994, 113582), (8113, 111916), (10849, 83692), (11956, 75943), (13034, 69662), (15988, 56791), (16226, 55958), (20923, 43396), (21698, 41846), (26068, 34831), (27979, 32452)]