3975195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 7780608

約数和(自身を除く): 3805413

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 131, 255, 289, 357, 393, 595, 655, 867, 917, 1445, 1785, 1965, 2023, 2227, 2751, 4335, 4585, 6069, 6681, 10115, 11135, 13755, 15589, 30345, 33405, 37859, 46767, 77945, 113577, 189295, 233835, 265013, 567885, 795039, 1325065, 3975195]

約数ペア:

[(1, 3975195), (3, 1325065), (5, 795039), (7, 567885), (15, 265013), (17, 233835), (21, 189295), (35, 113577), (51, 77945), (85, 46767), (105, 37859), (119, 33405), (131, 30345), (255, 15589), (289, 13755), (357, 11135), (393, 10115), (595, 6681), (655, 6069), (867, 4585), (917, 4335), (1445, 2751), (1785, 2227), (1965, 2023)]