209386045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{12163}}^1$

素因数の和:12492

約数の個数: 16

約数和(自身を含む): 275003712

約数和(自身を除く): 65617667

約数列:

[1, 5, 11, 55, 313, 1565, 3443, 12163, 17215, 60815, 133793, 668965, 3807019, 19035095, 41877209, 209386045]

約数ペア:

[(1, 209386045), (5, 41877209), (11, 19035095), (55, 3807019), (313, 668965), (1565, 133793), (3443, 60815), (12163, 17215)]