51572079

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 82712000

約数和(自身を除く): 31139921

約数列:

[1, 3, 9, 13, 27, 39, 117, 349, 351, 421, 1047, 1263, 3141, 3789, 4537, 5473, 9423, 11367, 13611, 16419, 40833, 49257, 122499, 146929, 147771, 440787, 1322361, 1910077, 3967083, 5730231, 17190693, 51572079]

約数ペア:

[(1, 51572079), (3, 17190693), (9, 5730231), (13, 3967083), (27, 1910077), (39, 1322361), (117, 440787), (349, 147771), (351, 146929), (421, 122499), (1047, 49257), (1263, 40833), (3141, 16419), (3789, 13611), (4537, 11367), (5473, 9423)]