317031728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{15091}}^1$

素因数の和:15213

約数の個数: 40

約数和(自身を含む): 668092656

約数和(自身を除く): 351060928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 5252, 10504, 15091, 21008, 30182, 60364, 120728, 196183, 241456, 392366, 784732, 1524191, 1569464, 3048382, 3138928, 6096764, 12193528, 19814483, 24387056, 39628966, 79257932, 158515864, 317031728]

約数ペア:

[(1, 317031728), (2, 158515864), (4, 79257932), (8, 39628966), (13, 24387056), (16, 19814483), (26, 12193528), (52, 6096764), (101, 3138928), (104, 3048382), (202, 1569464), (208, 1524191), (404, 784732), (808, 392366), (1313, 241456), (1616, 196183), (2626, 120728), (5252, 60364), (10504, 30182), (15091, 21008)]