67937709

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 108298240

約数和(自身を除く): 40360531

約数列:

[1, 3, 7, 21, 31, 79, 93, 217, 237, 553, 651, 1321, 1659, 2449, 3963, 7347, 9247, 17143, 27741, 40951, 51429, 104359, 122853, 286657, 313077, 730513, 859971, 2191539, 3235129, 9705387, 22645903, 67937709]

約数ペア:

[(1, 67937709), (3, 22645903), (7, 9705387), (21, 3235129), (31, 2191539), (79, 859971), (93, 730513), (217, 313077), (237, 286657), (553, 122853), (651, 104359), (1321, 51429), (1659, 40951), (2449, 27741), (3963, 17143), (7347, 9247)]