257152128

素因数分解:

$2^7\times 3^1\times {\mathrm{669667}}^1$

素因数の和:669684

約数の個数: 32

約数和(自身を含む): 683061360

約数和(自身を除く): 425909232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 669667, 1339334, 2009001, 2678668, 4018002, 5357336, 8036004, 10714672, 16072008, 21429344, 32144016, 42858688, 64288032, 85717376, 128576064, 257152128]

約数ペア:

[(1, 257152128), (2, 128576064), (3, 85717376), (4, 64288032), (6, 42858688), (8, 32144016), (12, 21429344), (16, 16072008), (24, 10714672), (32, 8036004), (48, 5357336), (64, 4018002), (96, 2678668), (128, 2009001), (192, 1339334), (384, 669667)]