821414516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2503}}^1\times {\mathrm{6311}}^1$

素因数の和:8831

約数の個数: 24

約数和(自身を含む): 1548914304

約数和(自身を除く): 727499788

約数列:

[1, 2, 4, 13, 26, 52, 2503, 5006, 6311, 10012, 12622, 25244, 32539, 65078, 82043, 130156, 164086, 328172, 15796433, 31592866, 63185732, 205353629, 410707258, 821414516]

約数ペア:

[(1, 821414516), (2, 410707258), (4, 205353629), (13, 63185732), (26, 31592866), (52, 15796433), (2503, 328172), (5006, 164086), (6311, 130156), (10012, 82043), (12622, 65078), (25244, 32539)]