64470915

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 116812800

約数和(自身を除く): 52341885

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 127, 145, 261, 381, 389, 435, 635, 1143, 1167, 1305, 1905, 1945, 3501, 3683, 5715, 5835, 11049, 11281, 17505, 18415, 33147, 33843, 49403, 55245, 56405, 101529, 148209, 165735, 169215, 247015, 444627, 507645, 741045, 1432687, 2223135, 4298061, 7163435, 12894183, 21490305, 64470915]

約数ペア:

[(1, 64470915), (3, 21490305), (5, 12894183), (9, 7163435), (15, 4298061), (29, 2223135), (45, 1432687), (87, 741045), (127, 507645), (145, 444627), (261, 247015), (381, 169215), (389, 165735), (435, 148209), (635, 101529), (1143, 56405), (1167, 55245), (1305, 49403), (1905, 33843), (1945, 33147), (3501, 18415), (3683, 17505), (5715, 11281), (5835, 11049)]