81637122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{4639}}^1$

素因数の和:5070

約数の個数: 32

約数和(自身を含む): 187084800

約数和(自身を除く): 105447678

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 419, 838, 1257, 2514, 2933, 4639, 5866, 8799, 9278, 13917, 17598, 27834, 32473, 64946, 97419, 194838, 1943741, 3887482, 5831223, 11662446, 13606187, 27212374, 40818561, 81637122]

約数ペア:

[(1, 81637122), (2, 40818561), (3, 27212374), (6, 13606187), (7, 11662446), (14, 5831223), (21, 3887482), (42, 1943741), (419, 194838), (838, 97419), (1257, 64946), (2514, 32473), (2933, 27834), (4639, 17598), (5866, 13917), (8799, 9278)]