2251998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 5687136

約数和(自身を除く): 3435138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 293, 366, 427, 549, 586, 854, 879, 1098, 1281, 1758, 2051, 2562, 2637, 3843, 4102, 5274, 6153, 7686, 12306, 17873, 18459, 35746, 36918, 53619, 107238, 125111, 160857, 250222, 321714, 375333, 750666, 1125999, 2251998]

約数ペア:

[(1, 2251998), (2, 1125999), (3, 750666), (6, 375333), (7, 321714), (9, 250222), (14, 160857), (18, 125111), (21, 107238), (42, 53619), (61, 36918), (63, 35746), (122, 18459), (126, 17873), (183, 12306), (293, 7686), (366, 6153), (427, 5274), (549, 4102), (586, 3843), (854, 2637), (879, 2562), (1098, 2051), (1281, 1758)]