286561142

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{1019}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 502329600

約数和(自身を除く): 215768458

約数列:

[1, 2, 7, 14, 53, 106, 371, 379, 742, 758, 1019, 2038, 2653, 5306, 7133, 14266, 20087, 40174, 54007, 108014, 140609, 281218, 378049, 386201, 756098, 772402, 2703407, 5406814, 20468653, 40937306, 143280571, 286561142]

約数ペア:

[(1, 286561142), (2, 143280571), (7, 40937306), (14, 20468653), (53, 5406814), (106, 2703407), (371, 772402), (379, 756098), (742, 386201), (758, 378049), (1019, 281218), (2038, 140609), (2653, 108014), (5306, 54007), (7133, 40174), (14266, 20087)]