16748109

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 29203200

約数和(自身を除く): 12455091

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 89, 103, 203, 261, 267, 309, 609, 623, 721, 801, 927, 1827, 1869, 2163, 2581, 2987, 5607, 6489, 7743, 8961, 9167, 18067, 20909, 23229, 26883, 27501, 54201, 62727, 64169, 82503, 162603, 188181, 192507, 265843, 577521, 797529, 1860901, 2392587, 5582703, 16748109]

約数ペア:

[(1, 16748109), (3, 5582703), (7, 2392587), (9, 1860901), (21, 797529), (29, 577521), (63, 265843), (87, 192507), (89, 188181), (103, 162603), (203, 82503), (261, 64169), (267, 62727), (309, 54201), (609, 27501), (623, 26883), (721, 23229), (801, 20909), (927, 18067), (1827, 9167), (1869, 8961), (2163, 7743), (2581, 6489), (2987, 5607)]