643578312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{50311}}^1$

素因数の和:50374

約数の個数: 64

約数和(自身を含む): 1775007360

約数和(自身を除く): 1131429048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 246, 312, 328, 492, 533, 984, 1066, 1599, 2132, 3198, 4264, 6396, 12792, 50311, 100622, 150933, 201244, 301866, 402488, 603732, 654043, 1207464, 1308086, 1962129, 2062751, 2616172, 3924258, 4125502, 5232344, 6188253, 7848516, 8251004, 12376506, 15697032, 16502008, 24753012, 26815763, 49506024, 53631526, 80447289, 107263052, 160894578, 214526104, 321789156, 643578312]

約数ペア:

[(1, 643578312), (2, 321789156), (3, 214526104), (4, 160894578), (6, 107263052), (8, 80447289), (12, 53631526), (13, 49506024), (24, 26815763), (26, 24753012), (39, 16502008), (41, 15697032), (52, 12376506), (78, 8251004), (82, 7848516), (104, 6188253), (123, 5232344), (156, 4125502), (164, 3924258), (246, 2616172), (312, 2062751), (328, 1962129), (492, 1308086), (533, 1207464), (984, 654043), (1066, 603732), (1599, 402488), (2132, 301866), (3198, 201244), (4264, 150933), (6396, 100622), (12792, 50311)]