129121784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{31219}}^1$

素因数の和:31283

約数の個数: 32

約数和(自身を含む): 269740800

約数和(自身を除く): 140619016

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 31219, 62438, 124876, 249752, 343409, 686818, 1373636, 1467293, 2747272, 2934586, 5869172, 11738344, 16140223, 32280446, 64560892, 129121784]

約数ペア:

[(1, 129121784), (2, 64560892), (4, 32280446), (8, 16140223), (11, 11738344), (22, 5869172), (44, 2934586), (47, 2747272), (88, 1467293), (94, 1373636), (188, 686818), (376, 343409), (517, 249752), (1034, 124876), (2068, 62438), (4136, 31219)]