1395765

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{211}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 2900160

約数和(自身を除く): 1504395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 211, 245, 315, 441, 633, 735, 945, 1055, 1323, 1477, 1899, 2205, 3165, 4431, 5697, 6615, 7385, 9495, 10339, 13293, 22155, 28485, 31017, 39879, 51695, 66465, 93051, 155085, 199395, 279153, 465255, 1395765]

約数ペア:

[(1, 1395765), (3, 465255), (5, 279153), (7, 199395), (9, 155085), (15, 93051), (21, 66465), (27, 51695), (35, 39879), (45, 31017), (49, 28485), (63, 22155), (105, 13293), (135, 10339), (147, 9495), (189, 7385), (211, 6615), (245, 5697), (315, 4431), (441, 3165), (633, 2205), (735, 1899), (945, 1477), (1055, 1323)]