61381894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 117964800

約数和(自身を除く): 56582906

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 79, 127, 133, 158, 161, 254, 266, 322, 437, 553, 874, 889, 1106, 1501, 1778, 1817, 2413, 2921, 3002, 3059, 3634, 4826, 5842, 6118, 10033, 10507, 12719, 16891, 20066, 20447, 21014, 25438, 33782, 34523, 40894, 55499, 69046, 70231, 110998, 140462, 190627, 230759, 241661, 381254, 388493, 461518, 483322, 776986, 1334389, 1615313, 2668778, 3230626, 4384421, 8768842, 30690947, 61381894]

約数ペア:

[(1, 61381894), (2, 30690947), (7, 8768842), (14, 4384421), (19, 3230626), (23, 2668778), (38, 1615313), (46, 1334389), (79, 776986), (127, 483322), (133, 461518), (158, 388493), (161, 381254), (254, 241661), (266, 230759), (322, 190627), (437, 140462), (553, 110998), (874, 70231), (889, 69046), (1106, 55499), (1501, 40894), (1778, 34523), (1817, 33782), (2413, 25438), (2921, 21014), (3002, 20447), (3059, 20066), (3634, 16891), (4826, 12719), (5842, 10507), (6118, 10033)]