231737156721

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{468761}}^1$

素因数の和:468859

約数の個数: 72

約数和(自身を含む): 416823170400

約数和(自身を除く): 185086013679

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 59, 63, 133, 147, 171, 177, 399, 413, 441, 531, 931, 1121, 1197, 1239, 2793, 2891, 3363, 3717, 7847, 8379, 8673, 10089, 23541, 26019, 54929, 70623, 164787, 468761, 494361, 1406283, 3281327, 4218849, 8906459, 9843981, 22969289, 26719377, 27656899, 29531943, 62345213, 68907867, 80158131, 82970697, 187035639, 193598293, 206723601, 248912091, 436416491, 525481081, 561106917, 580794879, 1309249473, 1355188051, 1576443243, 1742384637, 3678367567, 3927748419, 4065564153, 4729329729, 11035102701, 12196692459, 25748572969, 33105308103, 77245718907, 231737156721]

約数ペア:

[(1, 231737156721), (3, 77245718907), (7, 33105308103), (9, 25748572969), (19, 12196692459), (21, 11035102701), (49, 4729329729), (57, 4065564153), (59, 3927748419), (63, 3678367567), (133, 1742384637), (147, 1576443243), (171, 1355188051), (177, 1309249473), (399, 580794879), (413, 561106917), (441, 525481081), (531, 436416491), (931, 248912091), (1121, 206723601), (1197, 193598293), (1239, 187035639), (2793, 82970697), (2891, 80158131), (3363, 68907867), (3717, 62345213), (7847, 29531943), (8379, 27656899), (8673, 26719377), (10089, 22969289), (23541, 9843981), (26019, 8906459), (54929, 4218849), (70623, 3281327), (164787, 1406283), (468761, 494361)]