1291783365

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1\times {\mathrm{991}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 2274854400

約数和(自身を除く): 983071035

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 349, 415, 747, 991, 1047, 1245, 1745, 2973, 3141, 3735, 4955, 5235, 8919, 14865, 15705, 28967, 44595, 82253, 86901, 144835, 246759, 260703, 345859, 411265, 434505, 740277, 1037577, 1233795, 1303515, 1729295, 3112731, 3701385, 5187885, 15563655, 28706297, 86118891, 143531485, 258356673, 430594455, 1291783365]

約数ペア:

[(1, 1291783365), (3, 430594455), (5, 258356673), (9, 143531485), (15, 86118891), (45, 28706297), (83, 15563655), (249, 5187885), (349, 3701385), (415, 3112731), (747, 1729295), (991, 1303515), (1047, 1233795), (1245, 1037577), (1745, 740277), (2973, 434505), (3141, 411265), (3735, 345859), (4955, 260703), (5235, 246759), (8919, 144835), (14865, 86901), (15705, 82253), (28967, 44595)]