66745455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2417}}^1$

素因数の和:2695

約数の個数: 32

約数和(自身を含む): 122563584

約数和(自身を除く): 55818129

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 789, 1315, 1841, 2417, 3945, 5523, 7251, 9205, 12085, 16919, 27615, 36255, 50757, 84595, 253785, 635671, 1907013, 3178355, 4449697, 9535065, 13349091, 22248485, 66745455]

約数ペア:

[(1, 66745455), (3, 22248485), (5, 13349091), (7, 9535065), (15, 4449697), (21, 3178355), (35, 1907013), (105, 635671), (263, 253785), (789, 84595), (1315, 50757), (1841, 36255), (2417, 27615), (3945, 16919), (5523, 12085), (7251, 9205)]