78909978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2851}}^1$

素因数の和:3522

約数の個数: 32

約数和(自身を含む): 180702720

約数和(自身を除く): 101792742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 659, 1318, 1977, 2851, 3954, 4613, 5702, 8553, 9226, 13839, 17106, 19957, 27678, 39914, 59871, 119742, 1878809, 3757618, 5636427, 11272854, 13151663, 26303326, 39454989, 78909978]

約数ペア:

[(1, 78909978), (2, 39454989), (3, 26303326), (6, 13151663), (7, 11272854), (14, 5636427), (21, 3757618), (42, 1878809), (659, 119742), (1318, 59871), (1977, 39914), (2851, 27678), (3954, 19957), (4613, 17106), (5702, 13839), (8553, 9226)]