171427984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 411223680

約数和(自身を除く): 239795696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 281, 364, 419, 562, 728, 838, 1124, 1456, 1676, 1967, 2248, 2933, 3352, 3653, 3934, 4496, 5447, 5866, 6704, 7306, 7868, 10894, 11732, 14612, 15736, 21788, 23464, 25571, 29224, 31472, 38129, 43576, 46928, 51142, 58448, 76258, 87152, 102284, 117739, 152516, 204568, 235478, 305032, 409136, 470956, 610064, 824173, 941912, 1530607, 1648346, 1883824, 3061214, 3296692, 6122428, 6593384, 10714249, 12244856, 13186768, 21428498, 24489712, 42856996, 85713992, 171427984]

約数ペア:

[(1, 171427984), (2, 85713992), (4, 42856996), (7, 24489712), (8, 21428498), (13, 13186768), (14, 12244856), (16, 10714249), (26, 6593384), (28, 6122428), (52, 3296692), (56, 3061214), (91, 1883824), (104, 1648346), (112, 1530607), (182, 941912), (208, 824173), (281, 610064), (364, 470956), (419, 409136), (562, 305032), (728, 235478), (838, 204568), (1124, 152516), (1456, 117739), (1676, 102284), (1967, 87152), (2248, 76258), (2933, 58448), (3352, 51142), (3653, 46928), (3934, 43576), (4496, 38129), (5447, 31472), (5866, 29224), (6704, 25571), (7306, 23464), (7868, 21788), (10894, 15736), (11732, 14612)]