165220995

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 271825920

約数和(自身を除く): 106604925

約数列:

[1, 3, 5, 15, 67, 79, 201, 237, 335, 395, 1005, 1185, 2081, 5293, 6243, 10405, 15879, 26465, 31215, 79395, 139427, 164399, 418281, 493197, 697135, 821995, 2091405, 2465985, 11014733, 33044199, 55073665, 165220995]

約数ペア:

[(1, 165220995), (3, 55073665), (5, 33044199), (15, 11014733), (67, 2465985), (79, 2091405), (201, 821995), (237, 697135), (335, 493197), (395, 418281), (1005, 164399), (1185, 139427), (2081, 79395), (5293, 31215), (6243, 26465), (10405, 15879)]