1285358004

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{242887}}^1$

素因数の和:242914

約数の個数: 72

約数和(自身を含む): 3876492480

約数和(自身を除く): 2591134476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 242887, 485774, 728661, 971548, 1457322, 1700209, 2185983, 2914644, 3400418, 4371966, 5100627, 6557949, 6800836, 8743932, 10201254, 11901463, 13115898, 15301881, 20402508, 23802926, 26231796, 30603762, 35704389, 45905643, 47605852, 61207524, 71408778, 91811286, 107113167, 142817556, 183622572, 214226334, 321339501, 428452668, 642679002, 1285358004]

約数ペア:

[(1, 1285358004), (2, 642679002), (3, 428452668), (4, 321339501), (6, 214226334), (7, 183622572), (9, 142817556), (12, 107113167), (14, 91811286), (18, 71408778), (21, 61207524), (27, 47605852), (28, 45905643), (36, 35704389), (42, 30603762), (49, 26231796), (54, 23802926), (63, 20402508), (84, 15301881), (98, 13115898), (108, 11901463), (126, 10201254), (147, 8743932), (189, 6800836), (196, 6557949), (252, 5100627), (294, 4371966), (378, 3400418), (441, 2914644), (588, 2185983), (756, 1700209), (882, 1457322), (1323, 971548), (1764, 728661), (2646, 485774), (5292, 242887)]