168508718

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 307751136

約数和(自身を除く): 139242418

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 373, 427, 529, 746, 854, 1058, 1403, 2611, 2806, 3703, 5222, 7406, 8579, 9821, 17158, 19642, 22753, 32269, 45506, 60053, 64538, 120106, 159271, 197317, 225883, 318542, 394634, 451766, 523319, 1046638, 1381219, 2762438, 3663233, 7326466, 12036337, 24072674, 84254359, 168508718]

約数ペア:

[(1, 168508718), (2, 84254359), (7, 24072674), (14, 12036337), (23, 7326466), (46, 3663233), (61, 2762438), (122, 1381219), (161, 1046638), (322, 523319), (373, 451766), (427, 394634), (529, 318542), (746, 225883), (854, 197317), (1058, 159271), (1403, 120106), (2611, 64538), (2806, 60053), (3703, 45506), (5222, 32269), (7406, 22753), (8579, 19642), (9821, 17158)]