261402076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{264577}}^1$

素因数の和:264613

約数の個数: 24

約数和(自身を含む): 518572880

約数和(自身を除く): 257170804

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 264577, 529154, 1058308, 3439501, 5026963, 6879002, 10053926, 13758004, 20107852, 65350519, 130701038, 261402076]

約数ペア:

[(1, 261402076), (2, 130701038), (4, 65350519), (13, 20107852), (19, 13758004), (26, 10053926), (38, 6879002), (52, 5026963), (76, 3439501), (247, 1058308), (494, 529154), (988, 264577)]