4189887

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 40

約数和(自身を含む): 7074144

約数和(自身を除く): 2884257

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 173, 207, 299, 351, 519, 621, 897, 1053, 1557, 1863, 2249, 2691, 3979, 4671, 6747, 8073, 11937, 14013, 20241, 24219, 35811, 51727, 60723, 107433, 155181, 182169, 322299, 465543, 1396629, 4189887]

約数ペア:

[(1, 4189887), (3, 1396629), (9, 465543), (13, 322299), (23, 182169), (27, 155181), (39, 107433), (69, 60723), (81, 51727), (117, 35811), (173, 24219), (207, 20241), (299, 14013), (351, 11937), (519, 8073), (621, 6747), (897, 4671), (1053, 3979), (1557, 2691), (1863, 2249)]