128447872

素因数分解:

$2^7\times 7^1\times {\mathrm{143357}}^1$

素因数の和:143378

約数の個数: 32

約数和(自身を含む): 292450320

約数和(自身を除く): 164002448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 143357, 286714, 573428, 1003499, 1146856, 2006998, 2293712, 4013996, 4587424, 8027992, 9174848, 16055984, 18349696, 32111968, 64223936, 128447872]

約数ペア:

[(1, 128447872), (2, 64223936), (4, 32111968), (7, 18349696), (8, 16055984), (14, 9174848), (16, 8027992), (28, 4587424), (32, 4013996), (56, 2293712), (64, 2006998), (112, 1146856), (128, 1003499), (224, 573428), (448, 286714), (896, 143357)]