71677389

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 50250291

約数列:

[1, 3, 7, 17, 21, 41, 51, 59, 83, 119, 123, 177, 249, 287, 357, 413, 581, 697, 861, 1003, 1239, 1411, 1743, 2091, 2419, 3009, 3403, 4233, 4879, 4897, 7021, 7257, 9877, 10209, 14637, 14691, 16933, 21063, 23821, 29631, 34279, 41123, 50799, 57851, 71463, 83249, 102837, 123369, 173553, 200777, 249747, 287861, 404957, 582743, 602331, 863583, 1214871, 1405439, 1748229, 3413209, 4216317, 10239627, 23892463, 71677389]

約数ペア:

[(1, 71677389), (3, 23892463), (7, 10239627), (17, 4216317), (21, 3413209), (41, 1748229), (51, 1405439), (59, 1214871), (83, 863583), (119, 602331), (123, 582743), (177, 404957), (249, 287861), (287, 249747), (357, 200777), (413, 173553), (581, 123369), (697, 102837), (861, 83249), (1003, 71463), (1239, 57851), (1411, 50799), (1743, 41123), (2091, 34279), (2419, 29631), (3009, 23821), (3403, 21063), (4233, 16933), (4879, 14691), (4897, 14637), (7021, 10209), (7257, 9877)]