8259921

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 13086720

約数和(自身を除く): 4826799

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 207, 283, 423, 621, 849, 1081, 1269, 2547, 3243, 6509, 7641, 9729, 13301, 19527, 29187, 39903, 58581, 119709, 175743, 305923, 359127, 917769, 2753307, 8259921]

約数ペア:

[(1, 8259921), (3, 2753307), (9, 917769), (23, 359127), (27, 305923), (47, 175743), (69, 119709), (141, 58581), (207, 39903), (283, 29187), (423, 19527), (621, 13301), (849, 9729), (1081, 7641), (1269, 6509), (2547, 3243)]