213812964

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1181}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 557601408

約数和(自身を除く): 343788444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 107, 141, 188, 214, 282, 321, 423, 428, 564, 642, 846, 963, 1181, 1284, 1692, 1926, 2362, 3543, 3852, 4724, 5029, 7086, 10058, 10629, 14172, 15087, 20116, 21258, 30174, 42516, 45261, 55507, 60348, 90522, 111014, 126367, 166521, 181044, 222028, 252734, 333042, 379101, 499563, 505468, 666084, 758202, 999126, 1137303, 1516404, 1998252, 2274606, 4549212, 5939249, 11878498, 17817747, 23756996, 35635494, 53453241, 71270988, 106906482, 213812964]

約数ペア:

[(1, 213812964), (2, 106906482), (3, 71270988), (4, 53453241), (6, 35635494), (9, 23756996), (12, 17817747), (18, 11878498), (36, 5939249), (47, 4549212), (94, 2274606), (107, 1998252), (141, 1516404), (188, 1137303), (214, 999126), (282, 758202), (321, 666084), (423, 505468), (428, 499563), (564, 379101), (642, 333042), (846, 252734), (963, 222028), (1181, 181044), (1284, 166521), (1692, 126367), (1926, 111014), (2362, 90522), (3543, 60348), (3852, 55507), (4724, 45261), (5029, 42516), (7086, 30174), (10058, 21258), (10629, 20116), (14172, 15087)]