212664712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{65963}}^1$

素因数の和:66013

約数の個数: 32

約数和(自身を含む): 443278080

約数和(自身を除く): 230613368

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 65963, 131926, 263852, 527704, 857519, 1715038, 2044853, 3430076, 4089706, 6860152, 8179412, 16358824, 26583089, 53166178, 106332356, 212664712]

約数ペア:

[(1, 212664712), (2, 106332356), (4, 53166178), (8, 26583089), (13, 16358824), (26, 8179412), (31, 6860152), (52, 4089706), (62, 3430076), (104, 2044853), (124, 1715038), (248, 857519), (403, 527704), (806, 263852), (1612, 131926), (3224, 65963)]