394066946

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 754333440

約数和(自身を除く): 360266494

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 139, 182, 259, 278, 421, 481, 518, 842, 962, 973, 1807, 1946, 2947, 3367, 3614, 5143, 5473, 5894, 6734, 10286, 10946, 12649, 15577, 25298, 31154, 36001, 38311, 58519, 66859, 72002, 76622, 109039, 117038, 133718, 202501, 218078, 405002, 409633, 468013, 760747, 819266, 936026, 1417507, 1521494, 2165203, 2835014, 4330406, 5325229, 10650458, 15156421, 28147639, 30312842, 56295278, 197033473, 394066946]

約数ペア:

[(1, 394066946), (2, 197033473), (7, 56295278), (13, 30312842), (14, 28147639), (26, 15156421), (37, 10650458), (74, 5325229), (91, 4330406), (139, 2835014), (182, 2165203), (259, 1521494), (278, 1417507), (421, 936026), (481, 819266), (518, 760747), (842, 468013), (962, 409633), (973, 405002), (1807, 218078), (1946, 202501), (2947, 133718), (3367, 117038), (3614, 109039), (5143, 76622), (5473, 72002), (5894, 66859), (6734, 58519), (10286, 38311), (10946, 36001), (12649, 31154), (15577, 25298)]