27665505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 55620864

約数和(自身を除く): 27955359

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1237, 1491, 2485, 3195, 3711, 4473, 6185, 7455, 8659, 11133, 18555, 22365, 25977, 43295, 55665, 77931, 87827, 129885, 263481, 389655, 439135, 614789, 790443, 1317405, 1844367, 3073945, 3952215, 5533101, 9221835, 27665505]

約数ペア:

[(1, 27665505), (3, 9221835), (5, 5533101), (7, 3952215), (9, 3073945), (15, 1844367), (21, 1317405), (35, 790443), (45, 614789), (63, 439135), (71, 389655), (105, 263481), (213, 129885), (315, 87827), (355, 77931), (497, 55665), (639, 43295), (1065, 25977), (1237, 22365), (1491, 18555), (2485, 11133), (3195, 8659), (3711, 7455), (4473, 6185)]