665470078

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 1272499200

約数和(自身を除く): 607029122

約数列:

[1, 2, 7, 13, 14, 26, 49, 71, 91, 98, 142, 182, 343, 497, 637, 686, 923, 994, 1051, 1274, 1846, 2102, 3479, 4459, 6461, 6958, 7357, 8918, 12922, 13663, 14714, 24353, 27326, 45227, 48706, 51499, 74621, 90454, 95641, 102998, 149242, 191282, 316589, 360493, 522347, 633178, 669487, 720986, 970073, 1044694, 1338974, 1940146, 3656429, 4686409, 6790511, 7312858, 9372818, 13581022, 25595003, 47533577, 51190006, 95067154, 332735039, 665470078]

約数ペア:

[(1, 665470078), (2, 332735039), (7, 95067154), (13, 51190006), (14, 47533577), (26, 25595003), (49, 13581022), (71, 9372818), (91, 7312858), (98, 6790511), (142, 4686409), (182, 3656429), (343, 1940146), (497, 1338974), (637, 1044694), (686, 970073), (923, 720986), (994, 669487), (1051, 633178), (1274, 522347), (1846, 360493), (2102, 316589), (3479, 191282), (4459, 149242), (6461, 102998), (6958, 95641), (7357, 90454), (8918, 74621), (12922, 51499), (13663, 48706), (14714, 45227), (24353, 27326)]