237403521

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 381326400

約数和(自身を除く): 143922879

約数列:

[1, 3, 9, 17, 27, 51, 61, 139, 153, 183, 417, 459, 549, 1037, 1251, 1647, 2363, 3111, 3721, 3753, 7089, 8479, 9333, 11163, 21267, 25437, 27999, 33489, 63257, 63801, 76311, 100467, 144143, 189771, 228933, 432429, 517219, 569313, 1297287, 1551657, 1707939, 3891861, 4654971, 8792723, 13964913, 26378169, 79134507, 237403521]

約数ペア:

[(1, 237403521), (3, 79134507), (9, 26378169), (17, 13964913), (27, 8792723), (51, 4654971), (61, 3891861), (139, 1707939), (153, 1551657), (183, 1297287), (417, 569313), (459, 517219), (549, 432429), (1037, 228933), (1251, 189771), (1647, 144143), (2363, 100467), (3111, 76311), (3721, 63801), (3753, 63257), (7089, 33489), (8479, 27999), (9333, 25437), (11163, 21267)]