27973868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8819}}^1$

素因数の和:8897

約数の個数: 24

約数和(自身を含む): 53590320

約数和(自身を除く): 25616452

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 8819, 17638, 35276, 114647, 229294, 458588, 537959, 1075918, 2151836, 6993467, 13986934, 27973868]

約数ペア:

[(1, 27973868), (2, 13986934), (4, 6993467), (13, 2151836), (26, 1075918), (52, 537959), (61, 458588), (122, 229294), (244, 114647), (793, 35276), (1586, 17638), (3172, 8819)]