28514016

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:744

約数の個数: 72

約数和(自身を含む): 81683784

約数和(自身を除く): 53169768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 543, 547, 724, 1086, 1094, 1448, 1629, 1641, 2172, 2188, 2896, 3258, 3282, 4344, 4376, 4923, 5792, 6516, 6564, 8688, 8752, 9846, 13032, 13128, 17376, 17504, 19692, 26064, 26256, 39384, 52128, 52512, 78768, 99007, 157536, 198014, 297021, 396028, 594042, 792056, 891063, 1188084, 1584112, 1782126, 2376168, 3168224, 3564252, 4752336, 7128504, 9504672, 14257008, 28514016]

約数ペア:

[(1, 28514016), (2, 14257008), (3, 9504672), (4, 7128504), (6, 4752336), (8, 3564252), (9, 3168224), (12, 2376168), (16, 1782126), (18, 1584112), (24, 1188084), (32, 891063), (36, 792056), (48, 594042), (72, 396028), (96, 297021), (144, 198014), (181, 157536), (288, 99007), (362, 78768), (543, 52512), (547, 52128), (724, 39384), (1086, 26256), (1094, 26064), (1448, 19692), (1629, 17504), (1641, 17376), (2172, 13128), (2188, 13032), (2896, 9846), (3258, 8752), (3282, 8688), (4344, 6564), (4376, 6516), (4923, 5792)]