279868862

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 531062784

約数和(自身を除く): 251193922

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 97, 166, 182, 191, 194, 382, 581, 679, 1079, 1162, 1261, 1337, 1358, 2158, 2483, 2522, 2674, 4966, 7553, 8051, 8827, 15106, 15853, 16102, 17381, 17654, 18527, 31706, 34762, 37054, 56357, 104663, 110971, 112714, 129689, 206089, 209326, 221942, 240851, 259378, 412178, 481702, 732641, 1442623, 1465282, 1537741, 1685957, 2885246, 3075482, 3371914, 10764187, 19990633, 21528374, 39981266, 139934431, 279868862]

約数ペア:

[(1, 279868862), (2, 139934431), (7, 39981266), (13, 21528374), (14, 19990633), (26, 10764187), (83, 3371914), (91, 3075482), (97, 2885246), (166, 1685957), (182, 1537741), (191, 1465282), (194, 1442623), (382, 732641), (581, 481702), (679, 412178), (1079, 259378), (1162, 240851), (1261, 221942), (1337, 209326), (1358, 206089), (2158, 129689), (2483, 112714), (2522, 110971), (2674, 104663), (4966, 56357), (7553, 37054), (8051, 34762), (8827, 31706), (15106, 18527), (15853, 17654), (16102, 17381)]