80453331

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3019}}^1$

素因数の和:3085

約数の個数: 40

約数和(自身を含む): 140321280

約数和(自身を除く): 59867949

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2961, 3019, 3807, 8883, 9057, 21133, 26649, 27171, 63399, 81513, 141893, 190197, 244539, 425679, 570591, 993251, 1277037, 1711773, 2979753, 3831111, 8939259, 11493333, 26817777, 80453331]

約数ペア:

[(1, 80453331), (3, 26817777), (7, 11493333), (9, 8939259), (21, 3831111), (27, 2979753), (47, 1711773), (63, 1277037), (81, 993251), (141, 570591), (189, 425679), (329, 244539), (423, 190197), (567, 141893), (987, 81513), (1269, 63399), (2961, 27171), (3019, 26649), (3807, 21133), (8883, 9057)]