81440514

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 181962144

約数和(自身を除く): 100521630

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 211, 246, 369, 422, 523, 633, 738, 1046, 1266, 1569, 1899, 3138, 3798, 4707, 8651, 9414, 17302, 21443, 25953, 42886, 51906, 64329, 77859, 110353, 128658, 155718, 192987, 220706, 331059, 385974, 662118, 993177, 1986354, 4524473, 9048946, 13573419, 27146838, 40720257, 81440514]

約数ペア:

[(1, 81440514), (2, 40720257), (3, 27146838), (6, 13573419), (9, 9048946), (18, 4524473), (41, 1986354), (82, 993177), (123, 662118), (211, 385974), (246, 331059), (369, 220706), (422, 192987), (523, 155718), (633, 128658), (738, 110353), (1046, 77859), (1266, 64329), (1569, 51906), (1899, 42886), (3138, 25953), (3798, 21443), (4707, 17302), (8651, 9414)]