71387806468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{219517}}^1$

素因数の和:219940

約数の個数: 48

約数和(自身を含む): 143828193600

約数和(自身を除く): 72440387132

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 389, 418, 778, 836, 1556, 4279, 7391, 8558, 14782, 17116, 29564, 81301, 162602, 219517, 325204, 439034, 878068, 2414687, 4170823, 4829374, 8341646, 9658748, 16683292, 45879053, 85392113, 91758106, 170784226, 183516212, 341568452, 939313243, 1622450147, 1878626486, 3244900294, 3757252972, 6489800588, 17846951617, 35693903234, 71387806468]

約数ペア:

[(1, 71387806468), (2, 35693903234), (4, 17846951617), (11, 6489800588), (19, 3757252972), (22, 3244900294), (38, 1878626486), (44, 1622450147), (76, 939313243), (209, 341568452), (389, 183516212), (418, 170784226), (778, 91758106), (836, 85392113), (1556, 45879053), (4279, 16683292), (7391, 9658748), (8558, 8341646), (14782, 4829374), (17116, 4170823), (29564, 2414687), (81301, 878068), (162602, 439034), (219517, 325204)]