55225191

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2359

約数の個数: 32

約数和(自身を含む): 90073600

約数和(自身を除く): 34848409

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 2269, 3477, 6807, 8113, 15883, 24339, 43111, 47649, 129333, 138409, 301777, 415227, 905331, 968863, 2629771, 2906589, 7889313, 18408397, 55225191]

約数ペア:

[(1, 55225191), (3, 18408397), (7, 7889313), (19, 2906589), (21, 2629771), (57, 968863), (61, 905331), (133, 415227), (183, 301777), (399, 138409), (427, 129333), (1159, 47649), (1281, 43111), (2269, 24339), (3477, 15883), (6807, 8113)]