1275964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 2387840

約数和(自身を除く): 1111876

約数列:

[1, 2, 4, 19, 38, 76, 103, 163, 206, 326, 412, 652, 1957, 3097, 3914, 6194, 7828, 12388, 16789, 33578, 67156, 318991, 637982, 1275964]

約数ペア:

[(1, 1275964), (2, 637982), (4, 318991), (19, 67156), (38, 33578), (76, 16789), (103, 12388), (163, 7828), (206, 6194), (326, 3914), (412, 3097), (652, 1957)]