71223256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2069}}^1$

素因数の和:2419

約数の個数: 32

約数和(自身を含む): 144320400

約数和(自身を除く): 73097144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 662, 1324, 2069, 2648, 4138, 4303, 8276, 8606, 16552, 17212, 26897, 34424, 53794, 107588, 215176, 684839, 1369678, 2739356, 5478712, 8902907, 17805814, 35611628, 71223256]

約数ペア:

[(1, 71223256), (2, 35611628), (4, 17805814), (8, 8902907), (13, 5478712), (26, 2739356), (52, 1369678), (104, 684839), (331, 215176), (662, 107588), (1324, 53794), (2069, 34424), (2648, 26897), (4138, 17212), (4303, 16552), (8276, 8606)]