838697085

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29167}}^1$

素因数の和:29255

約数の個数: 40

約数和(自身を含む): 1524669696

約数和(自身を除く): 685972611

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 9585, 28755, 29167, 87501, 145835, 262503, 437505, 787509, 1312515, 2070857, 2362527, 3937545, 6212571, 10354285, 11812635, 18637713, 31062855, 55913139, 93188565, 167739417, 279565695, 838697085]

約数ペア:

[(1, 838697085), (3, 279565695), (5, 167739417), (9, 93188565), (15, 55913139), (27, 31062855), (45, 18637713), (71, 11812635), (81, 10354285), (135, 6212571), (213, 3937545), (355, 2362527), (405, 2070857), (639, 1312515), (1065, 787509), (1917, 437505), (3195, 262503), (5751, 145835), (9585, 87501), (28755, 29167)]