67215778

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{78707}}^1$

素因数の和:78777

約数の個数: 16

約数和(自身を含む): 117117504

約数和(自身を除く): 49901726

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 78707, 157414, 550949, 1101898, 4801127, 9602254, 33607889, 67215778]

約数ペア:

[(1, 67215778), (2, 33607889), (7, 9602254), (14, 4801127), (61, 1101898), (122, 550949), (427, 157414), (854, 78707)]