217539315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{2357}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 432589248

約数和(自身を除く): 215049933

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 293, 315, 879, 1465, 2051, 2357, 2637, 4395, 6153, 7071, 10255, 11785, 13185, 16499, 18459, 21213, 30765, 35355, 49497, 82495, 92295, 106065, 148491, 247485, 690601, 742455, 2071803, 3453005, 4834207, 6215409, 10359015, 14502621, 24171035, 31077045, 43507863, 72513105, 217539315]

約数ペア:

[(1, 217539315), (3, 72513105), (5, 43507863), (7, 31077045), (9, 24171035), (15, 14502621), (21, 10359015), (35, 6215409), (45, 4834207), (63, 3453005), (105, 2071803), (293, 742455), (315, 690601), (879, 247485), (1465, 148491), (2051, 106065), (2357, 92295), (2637, 82495), (4395, 49497), (6153, 35355), (7071, 30765), (10255, 21213), (11785, 18459), (13185, 16499)]