213472285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{36901}}^1$

素因数の和:37008

約数の個数: 16

約数和(自身を含む): 278979120

約数和(自身を除く): 65506835

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 36901, 184505, 479713, 2398565, 3284189, 16420945, 42694457, 213472285]

約数ペア:

[(1, 213472285), (5, 42694457), (13, 16420945), (65, 3284189), (89, 2398565), (445, 479713), (1157, 184505), (5785, 36901)]