15678722997

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79031}}^1$

素因数の和:79158

約数の個数: 48

約数和(自身を含む): 26827886592

約数和(自身を除く): 11149163595

約数列:

[1, 3, 7, 9, 21, 47, 63, 67, 141, 201, 329, 423, 469, 603, 987, 1407, 2961, 3149, 4221, 9447, 22043, 28341, 66129, 79031, 198387, 237093, 553217, 711279, 1659651, 3714457, 4978953, 5295077, 11143371, 15885231, 26001199, 33430113, 37065539, 47655693, 78003597, 111196617, 234010791, 248868619, 333589851, 746605857, 1742080333, 2239817571, 5226240999, 15678722997]

約数ペア:

[(1, 15678722997), (3, 5226240999), (7, 2239817571), (9, 1742080333), (21, 746605857), (47, 333589851), (63, 248868619), (67, 234010791), (141, 111196617), (201, 78003597), (329, 47655693), (423, 37065539), (469, 33430113), (603, 26001199), (987, 15885231), (1407, 11143371), (2961, 5295077), (3149, 4978953), (4221, 3714457), (9447, 1659651), (22043, 711279), (28341, 553217), (66129, 237093), (79031, 198387)]