7779928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 15825600

約数和(自身を除く): 8045672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 313, 478, 626, 956, 1252, 1912, 2504, 3107, 4069, 6214, 8138, 12428, 16276, 24856, 32552, 74807, 149614, 299228, 598456, 972491, 1944982, 3889964, 7779928]

約数ペア:

[(1, 7779928), (2, 3889964), (4, 1944982), (8, 972491), (13, 598456), (26, 299228), (52, 149614), (104, 74807), (239, 32552), (313, 24856), (478, 16276), (626, 12428), (956, 8138), (1252, 6214), (1912, 4069), (2504, 3107)]