81908862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1950211}}^1$

素因数の和:1950223

約数の個数: 16

約数和(自身を含む): 187220352

約数和(自身を除く): 105311490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1950211, 3900422, 5850633, 11701266, 13651477, 27302954, 40954431, 81908862]

約数ペア:

[(1, 81908862), (2, 40954431), (3, 27302954), (6, 13651477), (7, 11701266), (14, 5850633), (21, 3900422), (42, 1950211)]