90060019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 115200000

約数和(自身を除く): 25139981

約数列:

[1, 7, 19, 23, 59, 133, 161, 413, 437, 499, 1121, 1357, 3059, 3493, 7847, 9481, 9499, 11477, 25783, 29441, 66367, 80339, 180481, 206087, 218063, 559379, 677143, 1526441, 3915653, 4740001, 12865717, 90060019]

約数ペア:

[(1, 90060019), (7, 12865717), (19, 4740001), (23, 3915653), (59, 1526441), (133, 677143), (161, 559379), (413, 218063), (437, 206087), (499, 180481), (1121, 80339), (1357, 66367), (3059, 29441), (3493, 25783), (7847, 11477), (9481, 9499)]