28425384

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 58665816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 53, 54, 72, 78, 104, 106, 108, 117, 156, 159, 191, 212, 216, 234, 312, 318, 351, 382, 424, 468, 477, 573, 636, 689, 702, 764, 936, 954, 1146, 1272, 1378, 1404, 1431, 1528, 1719, 1908, 2067, 2292, 2483, 2756, 2808, 2862, 3438, 3816, 4134, 4584, 4966, 5157, 5512, 5724, 6201, 6876, 7449, 8268, 9932, 10123, 10314, 11448, 12402, 13752, 14898, 16536, 18603, 19864, 20246, 20628, 22347, 24804, 29796, 30369, 37206, 40492, 41256, 44694, 49608, 59592, 60738, 67041, 74412, 80984, 89388, 91107, 121476, 131599, 134082, 148824, 178776, 182214, 242952, 263198, 268164, 273321, 364428, 394797, 526396, 536328, 546642, 728856, 789594, 1052792, 1093284, 1184391, 1579188, 2186568, 2368782, 3158376, 3553173, 4737564, 7106346, 9475128, 14212692, 28425384]

約数ペア:

[(1, 28425384), (2, 14212692), (3, 9475128), (4, 7106346), (6, 4737564), (8, 3553173), (9, 3158376), (12, 2368782), (13, 2186568), (18, 1579188), (24, 1184391), (26, 1093284), (27, 1052792), (36, 789594), (39, 728856), (52, 546642), (53, 536328), (54, 526396), (72, 394797), (78, 364428), (104, 273321), (106, 268164), (108, 263198), (117, 242952), (156, 182214), (159, 178776), (191, 148824), (212, 134082), (216, 131599), (234, 121476), (312, 91107), (318, 89388), (351, 80984), (382, 74412), (424, 67041), (468, 60738), (477, 59592), (573, 49608), (636, 44694), (689, 41256), (702, 40492), (764, 37206), (936, 30369), (954, 29796), (1146, 24804), (1272, 22347), (1378, 20628), (1404, 20246), (1431, 19864), (1528, 18603), (1719, 16536), (1908, 14898), (2067, 13752), (2292, 12402), (2483, 11448), (2756, 10314), (2808, 10123), (2862, 9932), (3438, 8268), (3816, 7449), (4134, 6876), (4584, 6201), (4966, 5724), (5157, 5512)]