72217229

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 87826968

約数和(自身を除く): 15609739

約数列:

[1, 7, 37, 49, 61, 259, 427, 653, 1813, 2257, 2989, 4571, 15799, 24161, 31997, 39833, 110593, 169127, 278831, 1183889, 1473821, 1951817, 10316747, 72217229]

約数ペア:

[(1, 72217229), (7, 10316747), (37, 1951817), (49, 1473821), (61, 1183889), (259, 278831), (427, 169127), (653, 110593), (1813, 39833), (2257, 31997), (2989, 24161), (4571, 15799)]