38907421

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 50433600

約数和(自身を除く): 11526179

約数列:

[1, 7, 19, 23, 49, 79, 133, 161, 437, 529, 553, 931, 1127, 1501, 1817, 3059, 3703, 3871, 10051, 10507, 12719, 21413, 25921, 34523, 41791, 70357, 73549, 89033, 241661, 292537, 492499, 794029, 1691627, 2047759, 5558203, 38907421]

約数ペア:

[(1, 38907421), (7, 5558203), (19, 2047759), (23, 1691627), (49, 794029), (79, 492499), (133, 292537), (161, 241661), (437, 89033), (529, 73549), (553, 70357), (931, 41791), (1127, 34523), (1501, 25921), (1817, 21413), (3059, 12719), (3703, 10507), (3871, 10051)]