289773351

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{242083}}^1$

素因数の和:242115

約数の個数: 24

約数和(自身を含む): 503534720

約数和(自身を除く): 213761369

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 242083, 726249, 1694581, 2178747, 4599577, 5083743, 13798731, 15251229, 32197039, 41396193, 96591117, 289773351]

約数ペア:

[(1, 289773351), (3, 96591117), (7, 41396193), (9, 32197039), (19, 15251229), (21, 13798731), (57, 5083743), (63, 4599577), (133, 2178747), (171, 1694581), (399, 726249), (1197, 242083)]