490238385

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{51307}}^1$

素因数の和:51342

約数の個数: 48

約数和(自身を含む): 982650816

約数和(自身を除く): 492412431

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 9555, 51307, 153921, 256535, 359149, 666991, 769605, 1077447, 1795745, 2000973, 2514043, 3334955, 4668937, 5387235, 7542129, 10004865, 12570215, 14006811, 23344685, 32682559, 37710645, 70034055, 98047677, 163412795, 490238385]

約数ペア:

[(1, 490238385), (3, 163412795), (5, 98047677), (7, 70034055), (13, 37710645), (15, 32682559), (21, 23344685), (35, 14006811), (39, 12570215), (49, 10004865), (65, 7542129), (91, 5387235), (105, 4668937), (147, 3334955), (195, 2514043), (245, 2000973), (273, 1795745), (455, 1077447), (637, 769605), (735, 666991), (1365, 359149), (1911, 256535), (3185, 153921), (9555, 51307)]