100819905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 167697408

約数和(自身を除く): 66877503

約数列:

[1, 3, 5, 15, 31, 93, 155, 157, 465, 471, 785, 1381, 2355, 4143, 4867, 6905, 14601, 20715, 24335, 42811, 73005, 128433, 214055, 216817, 642165, 650451, 1084085, 3252255, 6721327, 20163981, 33606635, 100819905]

約数ペア:

[(1, 100819905), (3, 33606635), (5, 20163981), (15, 6721327), (31, 3252255), (93, 1084085), (155, 650451), (157, 642165), (465, 216817), (471, 214055), (785, 128433), (1381, 73005), (2355, 42811), (4143, 24335), (4867, 20715), (6905, 14601)]