51364773

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 81312000

約数和(自身を除く): 29947227

約数列:

[1, 3, 9, 23, 27, 69, 79, 81, 207, 237, 349, 621, 711, 1047, 1817, 1863, 2133, 3141, 5451, 6399, 8027, 9423, 16353, 24081, 27571, 28269, 49059, 72243, 82713, 147177, 216729, 248139, 634133, 650187, 744417, 1902399, 2233251, 5707197, 17121591, 51364773]

約数ペア:

[(1, 51364773), (3, 17121591), (9, 5707197), (23, 2233251), (27, 1902399), (69, 744417), (79, 650187), (81, 634133), (207, 248139), (237, 216729), (349, 147177), (621, 82713), (711, 72243), (1047, 49059), (1817, 28269), (1863, 27571), (2133, 24081), (3141, 16353), (5451, 9423), (6399, 8027)]