17200449

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 29971968

約数和(自身を除く): 12771519

約数列:

[1, 3, 7, 9, 21, 37, 47, 63, 111, 141, 157, 259, 329, 333, 423, 471, 777, 987, 1099, 1413, 1739, 2331, 2961, 3297, 5217, 5809, 7379, 9891, 12173, 15651, 17427, 22137, 36519, 40663, 51653, 52281, 66411, 109557, 121989, 154959, 273023, 365967, 464877, 819069, 1911161, 2457207, 5733483, 17200449]

約数ペア:

[(1, 17200449), (3, 5733483), (7, 2457207), (9, 1911161), (21, 819069), (37, 464877), (47, 365967), (63, 273023), (111, 154959), (141, 121989), (157, 109557), (259, 66411), (329, 52281), (333, 51653), (423, 40663), (471, 36519), (777, 22137), (987, 17427), (1099, 15651), (1413, 12173), (1739, 9891), (2331, 7379), (2961, 5809), (3297, 5217)]