67813305

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 127059840

約数和(自身を除く): 59246535

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 257, 359, 735, 771, 1077, 1285, 1795, 1799, 2513, 3855, 5385, 5397, 7539, 8995, 12565, 12593, 17591, 26985, 37695, 37779, 52773, 62965, 87955, 92263, 188895, 263865, 276789, 461315, 645841, 1383945, 1937523, 3229205, 4520887, 9687615, 13562661, 22604435, 67813305]

約数ペア:

[(1, 67813305), (3, 22604435), (5, 13562661), (7, 9687615), (15, 4520887), (21, 3229205), (35, 1937523), (49, 1383945), (105, 645841), (147, 461315), (245, 276789), (257, 263865), (359, 188895), (735, 92263), (771, 87955), (1077, 62965), (1285, 52773), (1795, 37779), (1799, 37695), (2513, 26985), (3855, 17591), (5385, 12593), (5397, 12565), (7539, 8995)]