4025637

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 7492992

約数和(自身を除く): 3467355

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 157, 231, 259, 333, 407, 471, 693, 777, 1099, 1221, 1413, 1727, 2331, 2849, 3297, 3663, 5181, 5809, 8547, 9891, 12089, 15543, 17427, 25641, 36267, 40663, 52281, 63899, 108801, 121989, 191697, 365967, 447293, 575091, 1341879, 4025637]

約数ペア:

[(1, 4025637), (3, 1341879), (7, 575091), (9, 447293), (11, 365967), (21, 191697), (33, 121989), (37, 108801), (63, 63899), (77, 52281), (99, 40663), (111, 36267), (157, 25641), (231, 17427), (259, 15543), (333, 12089), (407, 9891), (471, 8547), (693, 5809), (777, 5181), (1099, 3663), (1221, 3297), (1413, 2849), (1727, 2331)]