638477046

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{251567}}^1$

素因数の和:251625

約数の個数: 32

約数和(自身を含む): 1449031680

約数和(自身を除く): 810554634

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 251567, 503134, 754701, 1509402, 2264103, 4528206, 6792309, 11823649, 13584618, 23647298, 35470947, 70941894, 106412841, 212825682, 319238523, 638477046]

約数ペア:

[(1, 638477046), (2, 319238523), (3, 212825682), (6, 106412841), (9, 70941894), (18, 35470947), (27, 23647298), (47, 13584618), (54, 11823649), (94, 6792309), (141, 4528206), (282, 2264103), (423, 1509402), (846, 754701), (1269, 503134), (2538, 251567)]