40467278

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{811}}^1$

素因数の和:1283

約数の個数: 16

約数和(自身を含む): 61923120

約数和(自身を除く): 21455842

約数列:

[1, 2, 61, 122, 409, 811, 818, 1622, 24949, 49471, 49898, 98942, 331699, 663398, 20233639, 40467278]

約数ペア:

[(1, 40467278), (2, 20233639), (61, 663398), (122, 331699), (409, 98942), (811, 49898), (818, 49471), (1622, 24949)]