128332458

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{21803}}^1$

素因数の和:21923

約数の個数: 32

約数和(自身を含む): 287812800

約数和(自身を除く): 159480342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 5886, 21803, 43606, 65409, 130818, 196227, 392454, 588681, 1177362, 2376527, 4753054, 7129581, 14259162, 21388743, 42777486, 64166229, 128332458]

約数ペア:

[(1, 128332458), (2, 64166229), (3, 42777486), (6, 21388743), (9, 14259162), (18, 7129581), (27, 4753054), (54, 2376527), (109, 1177362), (218, 588681), (327, 392454), (654, 196227), (981, 130818), (1962, 65409), (2943, 43606), (5886, 21803)]