641567148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{165523}}^1$

素因数の和:165566

約数の個数: 48

約数和(自身を含む): 1668481920

約数和(自身を除く): 1026914772

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 165523, 331046, 496569, 662092, 993138, 1986276, 2813891, 3144937, 5627782, 6289874, 8441673, 9434811, 11255564, 12579748, 16883346, 18869622, 33766692, 37739244, 53463929, 106927858, 160391787, 213855716, 320783574, 641567148]

約数ペア:

[(1, 641567148), (2, 320783574), (3, 213855716), (4, 160391787), (6, 106927858), (12, 53463929), (17, 37739244), (19, 33766692), (34, 18869622), (38, 16883346), (51, 12579748), (57, 11255564), (68, 9434811), (76, 8441673), (102, 6289874), (114, 5627782), (204, 3144937), (228, 2813891), (323, 1986276), (646, 993138), (969, 662092), (1292, 496569), (1938, 331046), (3876, 165523)]