80678898

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{109321}}^1$

素因数の和:109370

約数の個数: 24

約数和(自身を含む): 179069436

約数和(自身を除く): 98390538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 109321, 218642, 327963, 655926, 983889, 1967778, 4482161, 8964322, 13446483, 26892966, 40339449, 80678898]

約数ペア:

[(1, 80678898), (2, 40339449), (3, 26892966), (6, 13446483), (9, 8964322), (18, 4482161), (41, 1967778), (82, 983889), (123, 655926), (246, 327963), (369, 218642), (738, 109321)]