15916922

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 12284038

約数列:

[1, 2, 7, 14, 67, 71, 134, 142, 239, 469, 478, 497, 938, 994, 1673, 3346, 4757, 9514, 16013, 16969, 32026, 33299, 33938, 66598, 112091, 118783, 224182, 237566, 1136923, 2273846, 7958461, 15916922]

約数ペア:

[(1, 15916922), (2, 7958461), (7, 2273846), (14, 1136923), (67, 237566), (71, 224182), (134, 118783), (142, 112091), (239, 66598), (469, 33938), (478, 33299), (497, 32026), (938, 16969), (994, 16013), (1673, 9514), (3346, 4757)]