157957345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11971}}^1$

素因数の和:12025

約数の個数: 32

約数和(自身を含む): 241355520

約数和(自身を除く): 83398175

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 2639, 11971, 13195, 59855, 83797, 155623, 347159, 418985, 778115, 1089361, 1735795, 2430113, 4513067, 5446805, 12150565, 22565335, 31591469, 157957345]

約数ペア:

[(1, 157957345), (5, 31591469), (7, 22565335), (13, 12150565), (29, 5446805), (35, 4513067), (65, 2430113), (91, 1735795), (145, 1089361), (203, 778115), (377, 418985), (455, 347159), (1015, 155623), (1885, 83797), (2639, 59855), (11971, 13195)]