28974708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3709}}^1$

素因数の和:3757

約数の個数: 72

約数和(自身を含む): 86428160

約数和(自身を除く): 57453452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3709, 3906, 7418, 7812, 11127, 14836, 22254, 25963, 33381, 44508, 51926, 66762, 77889, 103852, 114979, 133524, 155778, 229958, 233667, 311556, 344937, 459916, 467334, 689874, 804853, 934668, 1034811, 1379748, 1609706, 2069622, 2414559, 3219412, 4139244, 4829118, 7243677, 9658236, 14487354, 28974708]

約数ペア:

[(1, 28974708), (2, 14487354), (3, 9658236), (4, 7243677), (6, 4829118), (7, 4139244), (9, 3219412), (12, 2414559), (14, 2069622), (18, 1609706), (21, 1379748), (28, 1034811), (31, 934668), (36, 804853), (42, 689874), (62, 467334), (63, 459916), (84, 344937), (93, 311556), (124, 233667), (126, 229958), (186, 155778), (217, 133524), (252, 114979), (279, 103852), (372, 77889), (434, 66762), (558, 51926), (651, 44508), (868, 33381), (1116, 25963), (1302, 22254), (1953, 14836), (2604, 11127), (3709, 7812), (3906, 7418)]