2005490085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{52783}}^1$

素因数の和:52957

約数の個数: 32

約数和(自身を含む): 3420403200

約数和(自身を除く): 1414913115

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 2235, 2533, 7599, 12665, 37995, 52783, 158349, 263915, 791745, 897311, 2691933, 4486555, 7864667, 13459665, 23594001, 39323335, 117970005, 133699339, 401098017, 668496695, 2005490085]

約数ペア:

[(1, 2005490085), (3, 668496695), (5, 401098017), (15, 133699339), (17, 117970005), (51, 39323335), (85, 23594001), (149, 13459665), (255, 7864667), (447, 4486555), (745, 2691933), (2235, 897311), (2533, 791745), (7599, 263915), (12665, 158349), (37995, 52783)]