1285803405

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{709}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 2254187520

約数和(自身を除く): 968384115

約数列:

[1, 3, 5, 9, 15, 45, 191, 211, 573, 633, 709, 955, 1055, 1719, 1899, 2127, 2865, 3165, 3545, 6381, 8595, 9495, 10635, 31905, 40301, 120903, 135419, 149599, 201505, 362709, 406257, 448797, 604515, 677095, 747995, 1218771, 1346391, 1813545, 2031285, 2243985, 6093855, 6731955, 28573409, 85720227, 142867045, 257160681, 428601135, 1285803405]

約数ペア:

[(1, 1285803405), (3, 428601135), (5, 257160681), (9, 142867045), (15, 85720227), (45, 28573409), (191, 6731955), (211, 6093855), (573, 2243985), (633, 2031285), (709, 1813545), (955, 1346391), (1055, 1218771), (1719, 747995), (1899, 677095), (2127, 604515), (2865, 448797), (3165, 406257), (3545, 362709), (6381, 201505), (8595, 149599), (9495, 135419), (10635, 120903), (31905, 40301)]