211036390

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{54251}}^1$

素因数の和:54647

約数の個数: 16

約数和(自身を含む): 380849040

約数和(自身を除く): 169812650

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 54251, 108502, 271255, 542510, 21103639, 42207278, 105518195, 211036390]

約数ペア:

[(1, 211036390), (2, 105518195), (5, 42207278), (10, 21103639), (389, 542510), (778, 271255), (1945, 108502), (3890, 54251)]