1288558623

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{1877}}^1$

素因数の和:2255

約数の個数: 32

約数和(自身を含む): 1908168192

約数和(自身を除く): 619609569

約数列:

[1, 3, 11, 33, 71, 213, 293, 781, 879, 1877, 2343, 3223, 5631, 9669, 20647, 20803, 61941, 62409, 133267, 228833, 399801, 549961, 686499, 1465937, 1649883, 4397811, 6049571, 18148713, 39047231, 117141693, 429519541, 1288558623]

約数ペア:

[(1, 1288558623), (3, 429519541), (11, 117141693), (33, 39047231), (71, 18148713), (213, 6049571), (293, 4397811), (781, 1649883), (879, 1465937), (1877, 686499), (2343, 549961), (3223, 399801), (5631, 228833), (9669, 133267), (20647, 62409), (20803, 61941)]