1994514034257

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{997}}^1\times {\mathrm{1427}}^1\times {\mathrm{2939}}^1$

素因数の和:5422

約数の個数: 48

約数和(自身を含む): 2941326198720

約数和(自身を除く): 946812164463

約数列:

[1, 3, 9, 53, 159, 477, 997, 1427, 2939, 2991, 4281, 8817, 8973, 12843, 26451, 52841, 75631, 155767, 158523, 226893, 467301, 475569, 680679, 1401903, 1422719, 2930183, 4193953, 4268157, 8790549, 12581859, 12804471, 26371647, 37745577, 75404107, 155299699, 222279509, 226212321, 465899097, 666838527, 678636963, 1397697291, 2000515581, 4181371141, 12544113423, 37632340269, 221612670473, 664838011419, 1994514034257]

約数ペア:

[(1, 1994514034257), (3, 664838011419), (9, 221612670473), (53, 37632340269), (159, 12544113423), (477, 4181371141), (997, 2000515581), (1427, 1397697291), (2939, 678636963), (2991, 666838527), (4281, 465899097), (8817, 226212321), (8973, 222279509), (12843, 155299699), (26451, 75404107), (52841, 37745577), (75631, 26371647), (155767, 12804471), (158523, 12581859), (226893, 8790549), (467301, 4268157), (475569, 4193953), (680679, 2930183), (1401903, 1422719)]