140828919

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16477}}^1$

素因数の和:16535

約数の個数: 32

約数和(自身を含む): 240446976

約数和(自身を除く): 99618057

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 8547, 16477, 49431, 115339, 181247, 346017, 543741, 609649, 1268729, 1828947, 3806187, 4267543, 6706139, 12802629, 20118417, 46942973, 140828919]

約数ペア:

[(1, 140828919), (3, 46942973), (7, 20118417), (11, 12802629), (21, 6706139), (33, 4267543), (37, 3806187), (77, 1828947), (111, 1268729), (231, 609649), (259, 543741), (407, 346017), (777, 181247), (1221, 115339), (2849, 49431), (8547, 16477)]