30871256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2939}}^1$

素因数の和:3059

約数の個数: 32

約数和(自身を含む): 62974800

約数和(自身を除く): 32103544

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 2939, 5252, 5878, 10504, 11756, 23512, 38207, 76414, 152828, 296839, 305656, 593678, 1187356, 2374712, 3858907, 7717814, 15435628, 30871256]

約数ペア:

[(1, 30871256), (2, 15435628), (4, 7717814), (8, 3858907), (13, 2374712), (26, 1187356), (52, 593678), (101, 305656), (104, 296839), (202, 152828), (404, 76414), (808, 38207), (1313, 23512), (2626, 11756), (2939, 10504), (5252, 5878)]