291200728

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{57143}}^1$

素因数の和:57176

約数の個数: 48

約数和(自身を含む): 684013680

約数和(自身を除く): 392812952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 57143, 114286, 228572, 400001, 457144, 742859, 800002, 1485718, 1600004, 2800007, 2971436, 3200008, 5200013, 5600014, 5942872, 10400026, 11200028, 20800052, 22400056, 36400091, 41600104, 72800182, 145600364, 291200728]

約数ペア:

[(1, 291200728), (2, 145600364), (4, 72800182), (7, 41600104), (8, 36400091), (13, 22400056), (14, 20800052), (26, 11200028), (28, 10400026), (49, 5942872), (52, 5600014), (56, 5200013), (91, 3200008), (98, 2971436), (104, 2800007), (182, 1600004), (196, 1485718), (364, 800002), (392, 742859), (637, 457144), (728, 400001), (1274, 228572), (2548, 114286), (5096, 57143)]