38645635

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 56282112

約数和(自身を除く): 17636477

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 787, 805, 1403, 2135, 3935, 5509, 7015, 9821, 18101, 27545, 48007, 49105, 90505, 126707, 240035, 336049, 633535, 1104161, 1680245, 5520805, 7729127, 38645635]

約数ペア:

[(1, 38645635), (5, 7729127), (7, 5520805), (23, 1680245), (35, 1104161), (61, 633535), (115, 336049), (161, 240035), (305, 126707), (427, 90505), (787, 49105), (805, 48007), (1403, 27545), (2135, 18101), (3935, 9821), (5509, 7015)]