7940402

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1561

約数の個数: 16

約数和(自身を含む): 12441600

約数和(自身を除く): 4501198

約数列:

[1, 2, 31, 62, 89, 178, 1439, 2759, 2878, 5518, 44609, 89218, 128071, 256142, 3970201, 7940402]

約数ペア:

[(1, 7940402), (2, 3970201), (31, 256142), (62, 128071), (89, 89218), (178, 44609), (1439, 5518), (2759, 2878)]