550040907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 811109376

約数和(自身を除く): 261068469

約数列:

[1, 3, 13, 39, 43, 129, 431, 559, 761, 1293, 1677, 2283, 5603, 9893, 16809, 18533, 29679, 32723, 55599, 98169, 240929, 327991, 425399, 722787, 983973, 1276197, 4263883, 12791649, 14103613, 42310839, 183346969, 550040907]

約数ペア:

[(1, 550040907), (3, 183346969), (13, 42310839), (39, 14103613), (43, 12791649), (129, 4263883), (431, 1276197), (559, 983973), (761, 722787), (1293, 425399), (1677, 327991), (2283, 240929), (5603, 98169), (9893, 55599), (16809, 32723), (18533, 29679)]