198993405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{5701}}^1$

素因数の和:5901

約数の個数: 32

約数和(自身を含む): 344856960

約数和(自身を除く): 145863555

約数列:

[1, 3, 5, 13, 15, 39, 65, 179, 195, 537, 895, 2327, 2685, 5701, 6981, 11635, 17103, 28505, 34905, 74113, 85515, 222339, 370565, 1020479, 1111695, 3061437, 5102395, 13266227, 15307185, 39798681, 66331135, 198993405]

約数ペア:

[(1, 198993405), (3, 66331135), (5, 39798681), (13, 15307185), (15, 13266227), (39, 5102395), (65, 3061437), (179, 1111695), (195, 1020479), (537, 370565), (895, 222339), (2327, 85515), (2685, 74113), (5701, 34905), (6981, 28505), (11635, 17103)]