285859847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 373309440

約数和(自身を除く): 87449593

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1403, 2093, 2239, 5551, 9821, 15673, 18239, 29107, 51497, 127673, 136579, 203749, 360479, 669461, 956053, 1775527, 3141317, 4686227, 12428689, 21989219, 40837121, 285859847]

約数ペア:

[(1, 285859847), (7, 40837121), (13, 21989219), (23, 12428689), (61, 4686227), (91, 3141317), (161, 1775527), (299, 956053), (427, 669461), (793, 360479), (1403, 203749), (2093, 136579), (2239, 127673), (5551, 51497), (9821, 29107), (15673, 18239)]