17205075

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 32140800

約数和(自身を除く): 14935725

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 359, 639, 675, 1065, 1077, 1775, 1795, 1917, 3195, 3231, 5325, 5385, 8975, 9585, 9693, 15975, 16155, 25489, 26925, 47925, 48465, 76467, 80775, 127445, 229401, 242325, 382335, 637225, 688203, 1147005, 1911675, 3441015, 5735025, 17205075]

約数ペア:

[(1, 17205075), (3, 5735025), (5, 3441015), (9, 1911675), (15, 1147005), (25, 688203), (27, 637225), (45, 382335), (71, 242325), (75, 229401), (135, 127445), (213, 80775), (225, 76467), (355, 48465), (359, 47925), (639, 26925), (675, 25489), (1065, 16155), (1077, 15975), (1775, 9693), (1795, 9585), (1917, 8975), (3195, 5385), (3231, 5325)]