81242928

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43399}}^1$

素因数の和:43426

約数の個数: 60

約数和(自身を含む): 244862800

約数和(自身を除く): 163619872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 43399, 86798, 130197, 173596, 260394, 347192, 390591, 520788, 564187, 694384, 781182, 1041576, 1128374, 1562364, 1692561, 2083152, 2256748, 3124728, 3385122, 4513496, 5077683, 6249456, 6770244, 9026992, 10155366, 13540488, 20310732, 27080976, 40621464, 81242928]

約数ペア:

[(1, 81242928), (2, 40621464), (3, 27080976), (4, 20310732), (6, 13540488), (8, 10155366), (9, 9026992), (12, 6770244), (13, 6249456), (16, 5077683), (18, 4513496), (24, 3385122), (26, 3124728), (36, 2256748), (39, 2083152), (48, 1692561), (52, 1562364), (72, 1128374), (78, 1041576), (104, 781182), (117, 694384), (144, 564187), (156, 520788), (208, 390591), (234, 347192), (312, 260394), (468, 173596), (624, 130197), (936, 86798), (1872, 43399)]