72219819

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2267}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 115831296

約数和(自身を除く): 43611477

約数列:

[1, 3, 7, 21, 37, 41, 111, 123, 259, 287, 777, 861, 1517, 2267, 4551, 6801, 10619, 15869, 31857, 47607, 83879, 92947, 251637, 278841, 587153, 650629, 1761459, 1951887, 3439039, 10317117, 24073273, 72219819]

約数ペア:

[(1, 72219819), (3, 24073273), (7, 10317117), (21, 3439039), (37, 1951887), (41, 1761459), (111, 650629), (123, 587153), (259, 278841), (287, 251637), (777, 92947), (861, 83879), (1517, 47607), (2267, 31857), (4551, 15869), (6801, 10619)]