86467990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39847}}^1$

素因数の和:39892

約数の個数: 32

約数和(自身を含む): 183619584

約数和(自身を除く): 97151594

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 39847, 79694, 199235, 278929, 398470, 557858, 1235257, 1394645, 2470514, 2789290, 6176285, 8646799, 12352570, 17293598, 43233995, 86467990]

約数ペア:

[(1, 86467990), (2, 43233995), (5, 17293598), (7, 12352570), (10, 8646799), (14, 6176285), (31, 2789290), (35, 2470514), (62, 1394645), (70, 1235257), (155, 557858), (217, 398470), (310, 278929), (434, 199235), (1085, 79694), (2170, 39847)]