1276695

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{193}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 2653920

約数和(自身を除く): 1377225

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 193, 245, 315, 441, 579, 735, 945, 965, 1323, 1351, 1737, 2205, 2895, 4053, 5211, 6615, 6755, 8685, 9457, 12159, 20265, 26055, 28371, 36477, 47285, 60795, 85113, 141855, 182385, 255339, 425565, 1276695]

約数ペア:

[(1, 1276695), (3, 425565), (5, 255339), (7, 182385), (9, 141855), (15, 85113), (21, 60795), (27, 47285), (35, 36477), (45, 28371), (49, 26055), (63, 20265), (105, 12159), (135, 9457), (147, 8685), (189, 6755), (193, 6615), (245, 5211), (315, 4053), (441, 2895), (579, 2205), (735, 1737), (945, 1351), (965, 1323)]