291214209237

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1\times {\mathrm{131023}}^1$

素因数の和:132113

約数の個数: 32

約数和(自身を含む): 448290754560

約数和(自身を除く): 157076545323

約数列:

[1, 3, 7, 21, 109, 327, 763, 971, 2289, 2913, 6797, 20391, 105839, 131023, 317517, 393069, 740873, 917161, 2222619, 2751483, 14281507, 42844521, 99970549, 127223333, 299911647, 381669999, 890563331, 2671689993, 13867343297, 41602029891, 97071403079, 291214209237]

約数ペア:

[(1, 291214209237), (3, 97071403079), (7, 41602029891), (21, 13867343297), (109, 2671689993), (327, 890563331), (763, 381669999), (971, 299911647), (2289, 127223333), (2913, 99970549), (6797, 42844521), (20391, 14281507), (105839, 2751483), (131023, 2222619), (317517, 917161), (393069, 740873)]