51394905

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6679}}^1$

素因数の和:6715

約数の個数: 40

約数和(自身を含む): 96993600

約数和(自身を除く): 45598695

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 6679, 7695, 20037, 33395, 60111, 100185, 126901, 180333, 300555, 380703, 540999, 634505, 901665, 1142109, 1903515, 2704995, 3426327, 5710545, 10278981, 17131635, 51394905]

約数ペア:

[(1, 51394905), (3, 17131635), (5, 10278981), (9, 5710545), (15, 3426327), (19, 2704995), (27, 1903515), (45, 1142109), (57, 901665), (81, 634505), (95, 540999), (135, 380703), (171, 300555), (285, 180333), (405, 126901), (513, 100185), (855, 60111), (1539, 33395), (2565, 20037), (6679, 7695)]