4081455

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{617}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 8454240

約数和(自身を除く): 4372785

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 617, 735, 945, 1323, 1851, 2205, 3085, 4319, 5553, 6615, 9255, 12957, 16659, 21595, 27765, 30233, 38871, 64785, 83295, 90699, 116613, 151165, 194355, 272097, 453495, 583065, 816291, 1360485, 4081455]

約数ペア:

[(1, 4081455), (3, 1360485), (5, 816291), (7, 583065), (9, 453495), (15, 272097), (21, 194355), (27, 151165), (35, 116613), (45, 90699), (49, 83295), (63, 64785), (105, 38871), (135, 30233), (147, 27765), (189, 21595), (245, 16659), (315, 12957), (441, 9255), (617, 6615), (735, 5553), (945, 4319), (1323, 3085), (1851, 2205)]