217536470

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{244423}}^1$

素因数の和:244519

約数の個数: 16

約数和(自身を含む): 395966880

約数和(自身を除く): 178430410

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 244423, 488846, 1222115, 2444230, 21753647, 43507294, 108768235, 217536470]

約数ペア:

[(1, 217536470), (2, 108768235), (5, 43507294), (10, 21753647), (89, 2444230), (178, 1222115), (445, 488846), (890, 244423)]