247333866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 555206400

約数和(自身を除く): 307872534

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 169, 174, 338, 377, 507, 647, 754, 1014, 1131, 1294, 1941, 2197, 2262, 3882, 4394, 4901, 6591, 8411, 9802, 13182, 14703, 16822, 18763, 25233, 29406, 37526, 50466, 56289, 63713, 109343, 112578, 127426, 191139, 218686, 243919, 328029, 382278, 487838, 656058, 731757, 1421459, 1463514, 2842918, 3170947, 4264377, 6341894, 8528754, 9512841, 19025682, 41222311, 82444622, 123666933, 247333866]

約数ペア:

[(1, 247333866), (2, 123666933), (3, 82444622), (6, 41222311), (13, 19025682), (26, 9512841), (29, 8528754), (39, 6341894), (58, 4264377), (78, 3170947), (87, 2842918), (169, 1463514), (174, 1421459), (338, 731757), (377, 656058), (507, 487838), (647, 382278), (754, 328029), (1014, 243919), (1131, 218686), (1294, 191139), (1941, 127426), (2197, 112578), (2262, 109343), (3882, 63713), (4394, 56289), (4901, 50466), (6591, 37526), (8411, 29406), (9802, 25233), (13182, 18763), (14703, 16822)]