201619089

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{433}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 352060800

約数和(自身を除く): 150441711

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 389, 399, 433, 1167, 1197, 1299, 2723, 3031, 3501, 3897, 7391, 8169, 8227, 9093, 22173, 24507, 24681, 27279, 51737, 57589, 66519, 74043, 155211, 168437, 172767, 465633, 505311, 518301, 1179059, 1515933, 3200303, 3537177, 9600909, 10611531, 22402121, 28802727, 67206363, 201619089]

約数ペア:

[(1, 201619089), (3, 67206363), (7, 28802727), (9, 22402121), (19, 10611531), (21, 9600909), (57, 3537177), (63, 3200303), (133, 1515933), (171, 1179059), (389, 518301), (399, 505311), (433, 465633), (1167, 172767), (1197, 168437), (1299, 155211), (2723, 74043), (3031, 66519), (3501, 57589), (3897, 51737), (7391, 27279), (8169, 24681), (8227, 24507), (9093, 22173)]