139176440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{267647}}^1$

素因数の和:267671

約数の個数: 32

約数和(自身を含む): 337236480

約数和(自身を除く): 198060040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 267647, 535294, 1070588, 1338235, 2141176, 2676470, 3479411, 5352940, 6958822, 10705880, 13917644, 17397055, 27835288, 34794110, 69588220, 139176440]

約数ペア:

[(1, 139176440), (2, 69588220), (4, 34794110), (5, 27835288), (8, 17397055), (10, 13917644), (13, 10705880), (20, 6958822), (26, 5352940), (40, 3479411), (52, 2676470), (65, 2141176), (104, 1338235), (130, 1070588), (260, 535294), (520, 267647)]