1818053013

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1\times {\mathrm{3307}}^1$

素因数の和:3921

約数の個数: 32

約数和(自身を含む): 2835247104

約数和(自身を除く): 1017194091

約数列:

[1, 3, 7, 21, 47, 141, 329, 557, 987, 1671, 3307, 3899, 9921, 11697, 23149, 26179, 69447, 78537, 155429, 183253, 466287, 549759, 1088003, 1841999, 3264009, 5525997, 12893993, 38681979, 86573953, 259721859, 606017671, 1818053013]

約数ペア:

[(1, 1818053013), (3, 606017671), (7, 259721859), (21, 86573953), (47, 38681979), (141, 12893993), (329, 5525997), (557, 3264009), (987, 1841999), (1671, 1088003), (3307, 549759), (3899, 466287), (9921, 183253), (11697, 155429), (23149, 78537), (26179, 69447)]