78489978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9391}}^1$

素因数の和:9602

約数の個数: 32

約数和(自身を含む): 180326400

約数和(自身を除く): 101836422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 199, 398, 597, 1194, 1393, 2786, 4179, 8358, 9391, 18782, 28173, 56346, 65737, 131474, 197211, 394422, 1868809, 3737618, 5606427, 11212854, 13081663, 26163326, 39244989, 78489978]

約数ペア:

[(1, 78489978), (2, 39244989), (3, 26163326), (6, 13081663), (7, 11212854), (14, 5606427), (21, 3737618), (42, 1868809), (199, 394422), (398, 197211), (597, 131474), (1194, 65737), (1393, 56346), (2786, 28173), (4179, 18782), (8358, 9391)]