289484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 576240

約数和(自身を除く): 286756

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 293, 494, 586, 988, 1172, 3809, 5567, 7618, 11134, 15236, 22268, 72371, 144742, 289484]

約数ペア:

[(1, 289484), (2, 144742), (4, 72371), (13, 22268), (19, 15236), (26, 11134), (38, 7618), (52, 5567), (76, 3809), (247, 1172), (293, 988), (494, 586)]