70315791

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 124185600

約数和(自身を除く): 53869809

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 109, 119, 139, 221, 273, 327, 357, 417, 663, 763, 973, 1417, 1547, 1807, 1853, 2289, 2363, 2919, 4251, 4641, 5421, 5559, 7089, 9919, 12649, 12971, 15151, 16541, 24089, 29757, 30719, 37947, 38913, 45453, 49623, 72267, 92157, 106057, 168623, 196963, 215033, 257567, 318171, 505869, 590889, 645099, 772701, 1378741, 1802969, 3348371, 4136223, 5408907, 10045113, 23438597, 70315791]

約数ペア:

[(1, 70315791), (3, 23438597), (7, 10045113), (13, 5408907), (17, 4136223), (21, 3348371), (39, 1802969), (51, 1378741), (91, 772701), (109, 645099), (119, 590889), (139, 505869), (221, 318171), (273, 257567), (327, 215033), (357, 196963), (417, 168623), (663, 106057), (763, 92157), (973, 72267), (1417, 49623), (1547, 45453), (1807, 38913), (1853, 37947), (2289, 30719), (2363, 29757), (2919, 24089), (4251, 16541), (4641, 15151), (5421, 12971), (5559, 12649), (7089, 9919)]