210895251

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12569}}^1$

素因数の和:12643

約数の個数: 32

約数和(自身を含む): 347535360

約数和(自身を除く): 136640109

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 2397, 5593, 12569, 16779, 37707, 87983, 213673, 263949, 590743, 641019, 1495711, 1772229, 4135201, 4487133, 10042631, 12405603, 30127893, 70298417, 210895251]

約数ペア:

[(1, 210895251), (3, 70298417), (7, 30127893), (17, 12405603), (21, 10042631), (47, 4487133), (51, 4135201), (119, 1772229), (141, 1495711), (329, 641019), (357, 590743), (799, 263949), (987, 213673), (2397, 87983), (5593, 37707), (12569, 16779)]