173680857

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 305240832

約数和(自身を除く): 131559975

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 257, 357, 631, 771, 1071, 1799, 1893, 2313, 4369, 4417, 5397, 5679, 10727, 13107, 13251, 16191, 30583, 32181, 39321, 39753, 75089, 91749, 96543, 162167, 225267, 275247, 486501, 675801, 1135169, 1459503, 2756839, 3405507, 8270517, 10216521, 19297873, 24811551, 57893619, 173680857]

約数ペア:

[(1, 173680857), (3, 57893619), (7, 24811551), (9, 19297873), (17, 10216521), (21, 8270517), (51, 3405507), (63, 2756839), (119, 1459503), (153, 1135169), (257, 675801), (357, 486501), (631, 275247), (771, 225267), (1071, 162167), (1799, 96543), (1893, 91749), (2313, 75089), (4369, 39753), (4417, 39321), (5397, 32181), (5679, 30583), (10727, 16191), (13107, 13251)]