72245805

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 119560320

約数和(自身を除く): 47314515

約数列:

[1, 3, 5, 15, 43, 101, 129, 215, 303, 505, 645, 1109, 1515, 3327, 4343, 5545, 13029, 16635, 21715, 47687, 65145, 112009, 143061, 238435, 336027, 560045, 715305, 1680135, 4816387, 14449161, 24081935, 72245805]

約数ペア:

[(1, 72245805), (3, 24081935), (5, 14449161), (15, 4816387), (43, 1680135), (101, 715305), (129, 560045), (215, 336027), (303, 238435), (505, 143061), (645, 112009), (1109, 65145), (1515, 47687), (3327, 21715), (4343, 16635), (5545, 13029)]