68249818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 132975360

約数和(自身を除く): 64725542

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 67, 91, 134, 182, 193, 203, 377, 386, 406, 469, 754, 871, 938, 1351, 1742, 1943, 2509, 2639, 2702, 3886, 5018, 5278, 5597, 6097, 11194, 12194, 12931, 13601, 17563, 25259, 25862, 27202, 35126, 39179, 50518, 72761, 78358, 90517, 145522, 168103, 176813, 181034, 336206, 353626, 374999, 509327, 749998, 1018654, 1176721, 2353442, 2624993, 4874987, 5249986, 9749974, 34124909, 68249818]

約数ペア:

[(1, 68249818), (2, 34124909), (7, 9749974), (13, 5249986), (14, 4874987), (26, 2624993), (29, 2353442), (58, 1176721), (67, 1018654), (91, 749998), (134, 509327), (182, 374999), (193, 353626), (203, 336206), (377, 181034), (386, 176813), (406, 168103), (469, 145522), (754, 90517), (871, 78358), (938, 72761), (1351, 50518), (1742, 39179), (1943, 35126), (2509, 27202), (2639, 25862), (2702, 25259), (3886, 17563), (5018, 13601), (5278, 12931), (5597, 12194), (6097, 11194)]