619221447

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311323}}^1$

素因数の和:311359

約数の個数: 24

約数和(自身を含む): 1019897424

約数和(自身を除く): 400675977

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 311323, 933969, 2801907, 4047199, 5292491, 12141597, 15877473, 36424791, 47632419, 68802383, 206407149, 619221447]

約数ペア:

[(1, 619221447), (3, 206407149), (9, 68802383), (13, 47632419), (17, 36424791), (39, 15877473), (51, 12141597), (117, 5292491), (153, 4047199), (221, 2801907), (663, 933969), (1989, 311323)]