1380455531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1\times {\mathrm{601}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 1744393728

約数和(自身を除く): 363938197

約数列:

[1, 7, 13, 43, 91, 301, 559, 587, 601, 3913, 4109, 4207, 7631, 7813, 25241, 25843, 53417, 54691, 176687, 180901, 328133, 335959, 352787, 2296931, 2351713, 2469509, 4586231, 15169841, 32103617, 106188887, 197207933, 1380455531]

約数ペア:

[(1, 1380455531), (7, 197207933), (13, 106188887), (43, 32103617), (91, 15169841), (301, 4586231), (559, 2469509), (587, 2351713), (601, 2296931), (3913, 352787), (4109, 335959), (4207, 328133), (7631, 180901), (7813, 176687), (25241, 54691), (25843, 53417)]