397902747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2741}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 597010176

約数和(自身を除く): 199107429

約数列:

[1, 3, 11, 33, 53, 83, 159, 249, 583, 913, 1749, 2739, 2741, 4399, 8223, 13197, 30151, 48389, 90453, 145167, 145273, 227503, 435819, 682509, 1598003, 2502533, 4794009, 7507599, 12057659, 36172977, 132634249, 397902747]

約数ペア:

[(1, 397902747), (3, 132634249), (11, 36172977), (33, 12057659), (53, 7507599), (83, 4794009), (159, 2502533), (249, 1598003), (583, 682509), (913, 435819), (1749, 227503), (2739, 145273), (2741, 145167), (4399, 90453), (8223, 48389), (13197, 30151)]