51913212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 136604160

約数和(自身を除く): 84690948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 71, 78, 86, 109, 129, 142, 156, 172, 213, 218, 258, 284, 327, 426, 436, 516, 559, 654, 852, 923, 1118, 1308, 1417, 1677, 1846, 2236, 2769, 2834, 3053, 3354, 3692, 4251, 4687, 5538, 5668, 6106, 6708, 7739, 8502, 9159, 9374, 11076, 12212, 14061, 15478, 17004, 18318, 18748, 23217, 28122, 30956, 36636, 39689, 46434, 56244, 60931, 79378, 92868, 100607, 119067, 121862, 158756, 182793, 201214, 238134, 243724, 301821, 332777, 365586, 402428, 476268, 603642, 665554, 731172, 998331, 1207284, 1331108, 1996662, 3993324, 4326101, 8652202, 12978303, 17304404, 25956606, 51913212]

約数ペア:

[(1, 51913212), (2, 25956606), (3, 17304404), (4, 12978303), (6, 8652202), (12, 4326101), (13, 3993324), (26, 1996662), (39, 1331108), (43, 1207284), (52, 998331), (71, 731172), (78, 665554), (86, 603642), (109, 476268), (129, 402428), (142, 365586), (156, 332777), (172, 301821), (213, 243724), (218, 238134), (258, 201214), (284, 182793), (327, 158756), (426, 121862), (436, 119067), (516, 100607), (559, 92868), (654, 79378), (852, 60931), (923, 56244), (1118, 46434), (1308, 39689), (1417, 36636), (1677, 30956), (1846, 28122), (2236, 23217), (2769, 18748), (2834, 18318), (3053, 17004), (3354, 15478), (3692, 14061), (4251, 12212), (4687, 11076), (5538, 9374), (5668, 9159), (6106, 8502), (6708, 7739)]