53781364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 117524736

約数和(自身を除く): 63743372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 2081, 3692, 4162, 6461, 8324, 12922, 14567, 25844, 27053, 29134, 54106, 58268, 108212, 147751, 189371, 295502, 378742, 591004, 757484, 1034257, 1920763, 2068514, 3841526, 4137028, 7683052, 13445341, 26890682, 53781364]

約数ペア:

[(1, 53781364), (2, 26890682), (4, 13445341), (7, 7683052), (13, 4137028), (14, 3841526), (26, 2068514), (28, 1920763), (52, 1034257), (71, 757484), (91, 591004), (142, 378742), (182, 295502), (284, 189371), (364, 147751), (497, 108212), (923, 58268), (994, 54106), (1846, 29134), (1988, 27053), (2081, 25844), (3692, 14567), (4162, 12922), (6461, 8324)]