15721330941

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{128603}}^1$

素因数の和:128690

約数の個数: 36

約数和(自身を含む): 24636411072

約数和(自身を除く): 8915080131

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 289, 423, 799, 867, 2397, 2601, 7191, 13583, 40749, 122247, 128603, 385809, 1157427, 2186251, 6044341, 6558753, 18133023, 19676259, 37166267, 54399069, 102753797, 111498801, 308261391, 334496403, 924784173, 1746814549, 5240443647, 15721330941]

約数ペア:

[(1, 15721330941), (3, 5240443647), (9, 1746814549), (17, 924784173), (47, 334496403), (51, 308261391), (141, 111498801), (153, 102753797), (289, 54399069), (423, 37166267), (799, 19676259), (867, 18133023), (2397, 6558753), (2601, 6044341), (7191, 2186251), (13583, 1157427), (40749, 385809), (122247, 128603)]