889643307

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{2141}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 1388427264

約数和(自身を除く): 498783957

約数列:

[1, 3, 7, 21, 47, 141, 329, 421, 987, 1263, 2141, 2947, 6423, 8841, 14987, 19787, 44961, 59361, 100627, 138509, 301881, 415527, 704389, 901361, 2113167, 2704083, 6309527, 18928581, 42363967, 127091901, 296547769, 889643307]

約数ペア:

[(1, 889643307), (3, 296547769), (7, 127091901), (21, 42363967), (47, 18928581), (141, 6309527), (329, 2704083), (421, 2113167), (987, 901361), (1263, 704389), (2141, 415527), (2947, 301881), (6423, 138509), (8841, 100627), (14987, 59361), (19787, 44961)]