209716728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{672169}}^1$

素因数の和:672191

約数の個数: 32

約数和(自身を含む): 564622800

約数和(自身を除く): 354906072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 672169, 1344338, 2016507, 2688676, 4033014, 5377352, 8066028, 8738197, 16132056, 17476394, 26214591, 34952788, 52429182, 69905576, 104858364, 209716728]

約数ペア:

[(1, 209716728), (2, 104858364), (3, 69905576), (4, 52429182), (6, 34952788), (8, 26214591), (12, 17476394), (13, 16132056), (24, 8738197), (26, 8066028), (39, 5377352), (52, 4033014), (78, 2688676), (104, 2016507), (156, 1344338), (312, 672169)]