688541038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 1188406080

約数和(自身を除く): 499865042

約数列:

[1, 2, 17, 19, 34, 38, 61, 101, 122, 173, 202, 323, 346, 646, 1037, 1159, 1717, 1919, 2074, 2318, 2941, 3287, 3434, 3838, 5882, 6161, 6574, 10553, 12322, 17473, 19703, 21106, 32623, 34946, 39406, 55879, 65246, 104737, 111758, 117059, 179401, 200507, 209474, 234118, 297041, 331987, 358802, 401014, 594082, 663974, 1065853, 1990003, 2131706, 3408619, 3980006, 5643779, 6817238, 11287558, 18119501, 20251207, 36239002, 40502414, 344270519, 688541038]

約数ペア:

[(1, 688541038), (2, 344270519), (17, 40502414), (19, 36239002), (34, 20251207), (38, 18119501), (61, 11287558), (101, 6817238), (122, 5643779), (173, 3980006), (202, 3408619), (323, 2131706), (346, 1990003), (646, 1065853), (1037, 663974), (1159, 594082), (1717, 401014), (1919, 358802), (2074, 331987), (2318, 297041), (2941, 234118), (3287, 209474), (3434, 200507), (3838, 179401), (5882, 117059), (6161, 111758), (6574, 104737), (10553, 65246), (12322, 55879), (17473, 39406), (19703, 34946), (21106, 32623)]