328328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 846720

約数和(自身を除く): 518392

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 41, 44, 52, 56, 77, 82, 88, 91, 104, 143, 154, 164, 182, 286, 287, 308, 328, 364, 451, 533, 572, 574, 616, 728, 902, 1001, 1066, 1144, 1148, 1804, 2002, 2132, 2296, 3157, 3608, 3731, 4004, 4264, 5863, 6314, 7462, 8008, 11726, 12628, 14924, 23452, 25256, 29848, 41041, 46904, 82082, 164164, 328328]

約数ペア:

[(1, 328328), (2, 164164), (4, 82082), (7, 46904), (8, 41041), (11, 29848), (13, 25256), (14, 23452), (22, 14924), (26, 12628), (28, 11726), (41, 8008), (44, 7462), (52, 6314), (56, 5863), (77, 4264), (82, 4004), (88, 3731), (91, 3608), (104, 3157), (143, 2296), (154, 2132), (164, 2002), (182, 1804), (286, 1148), (287, 1144), (308, 1066), (328, 1001), (364, 902), (451, 728), (533, 616), (572, 574)]