78479247

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1877}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 131249664

約数和(自身を除く): 52770417

約数列:

[1, 3, 7, 11, 21, 33, 77, 181, 231, 543, 1267, 1877, 1991, 3801, 5631, 5973, 13139, 13937, 20647, 39417, 41811, 61941, 144529, 339737, 433587, 1019211, 2378159, 3737107, 7134477, 11211321, 26159749, 78479247]

約数ペア:

[(1, 78479247), (3, 26159749), (7, 11211321), (11, 7134477), (21, 3737107), (33, 2378159), (77, 1019211), (181, 433587), (231, 339737), (543, 144529), (1267, 61941), (1877, 41811), (1991, 39417), (3801, 20647), (5631, 13937), (5973, 13139)]