31242328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 68584320

約数和(自身を除く): 37341992

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 221, 328, 431, 442, 533, 697, 862, 884, 1066, 1394, 1724, 1768, 2132, 2788, 3448, 4264, 5576, 5603, 7327, 9061, 11206, 14654, 17671, 18122, 22412, 29308, 35342, 36244, 44824, 58616, 70684, 72488, 95251, 141368, 190502, 229723, 300407, 381004, 459446, 600814, 762008, 918892, 1201628, 1837784, 2403256, 3905291, 7810582, 15621164, 31242328]

約数ペア:

[(1, 31242328), (2, 15621164), (4, 7810582), (8, 3905291), (13, 2403256), (17, 1837784), (26, 1201628), (34, 918892), (41, 762008), (52, 600814), (68, 459446), (82, 381004), (104, 300407), (136, 229723), (164, 190502), (221, 141368), (328, 95251), (431, 72488), (442, 70684), (533, 58616), (697, 44824), (862, 36244), (884, 35342), (1066, 29308), (1394, 22412), (1724, 18122), (1768, 17671), (2132, 14654), (2788, 11206), (3448, 9061), (4264, 7327), (5576, 5603)]