221460015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{4871}}^1$

素因数の和:5319

約数の個数: 32

約数和(自身を含む): 405974016

約数和(自身を除く): 184514001

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 433, 1299, 2165, 3031, 4871, 6495, 9093, 14613, 15155, 24355, 34097, 45465, 73065, 102291, 170485, 511455, 2109143, 6327429, 10545715, 14764001, 31637145, 44292003, 73820005, 221460015]

約数ペア:

[(1, 221460015), (3, 73820005), (5, 44292003), (7, 31637145), (15, 14764001), (21, 10545715), (35, 6327429), (105, 2109143), (433, 511455), (1299, 170485), (2165, 102291), (3031, 73065), (4871, 45465), (6495, 34097), (9093, 24355), (14613, 15155)]