238468545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1411

約数の個数: 72

約数和(自身を含む): 486997056

約数和(自身を除く): 248528511

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 83, 105, 147, 245, 249, 315, 415, 441, 581, 735, 747, 1245, 1303, 1743, 2205, 2905, 3735, 3909, 4067, 5229, 6515, 8715, 9121, 11727, 12201, 19545, 20335, 26145, 27363, 36603, 45605, 58635, 61005, 63847, 82089, 108149, 136815, 183015, 191541, 319235, 324447, 410445, 540745, 574623, 757043, 957705, 973341, 1622235, 2271129, 2873115, 3785215, 4866705, 5299301, 6813387, 11355645, 15897903, 26496505, 34066935, 47693709, 79489515, 238468545]

約数ペア:

[(1, 238468545), (3, 79489515), (5, 47693709), (7, 34066935), (9, 26496505), (15, 15897903), (21, 11355645), (35, 6813387), (45, 5299301), (49, 4866705), (63, 3785215), (83, 2873115), (105, 2271129), (147, 1622235), (245, 973341), (249, 957705), (315, 757043), (415, 574623), (441, 540745), (581, 410445), (735, 324447), (747, 319235), (1245, 191541), (1303, 183015), (1743, 136815), (2205, 108149), (2905, 82089), (3735, 63847), (3909, 61005), (4067, 58635), (5229, 45605), (6515, 36603), (8715, 27363), (9121, 26145), (11727, 20335), (12201, 19545)]