813303369

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{640901}}^1$

素因数の和:640957

約数の個数: 16

約数和(自身を含む): 1230531840

約数和(自身を除く): 417228471

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 640901, 1922703, 5768109, 17304327, 30122347, 90367041, 271101123, 813303369]

約数ペア:

[(1, 813303369), (3, 271101123), (9, 90367041), (27, 30122347), (47, 17304327), (141, 5768109), (423, 1922703), (1269, 640901)]