15389145

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 28828800

約数和(自身を除く): 13439655

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 439, 615, 779, 855, 1317, 1845, 2195, 2337, 3895, 3951, 6585, 7011, 8341, 11685, 17999, 19755, 25023, 35055, 41705, 53997, 75069, 89995, 125115, 161991, 269985, 341981, 375345, 809955, 1025943, 1709905, 3077829, 5129715, 15389145]

約数ペア:

[(1, 15389145), (3, 5129715), (5, 3077829), (9, 1709905), (15, 1025943), (19, 809955), (41, 375345), (45, 341981), (57, 269985), (95, 161991), (123, 125115), (171, 89995), (205, 75069), (285, 53997), (369, 41705), (439, 35055), (615, 25023), (779, 19755), (855, 17999), (1317, 11685), (1845, 8341), (2195, 7011), (2337, 6585), (3895, 3951)]