51388233

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 78382080

約数和(自身を除く): 26993847

約数列:

[1, 3, 13, 23, 39, 59, 69, 177, 299, 767, 897, 971, 1357, 2301, 2913, 4071, 12623, 17641, 22333, 37869, 52923, 57289, 66999, 171867, 290329, 744757, 870987, 1317647, 2234271, 3952941, 17129411, 51388233]

約数ペア:

[(1, 51388233), (3, 17129411), (13, 3952941), (23, 2234271), (39, 1317647), (59, 870987), (69, 744757), (177, 290329), (299, 171867), (767, 66999), (897, 57289), (971, 52923), (1357, 37869), (2301, 22333), (2913, 17641), (4071, 12623)]