307638

素因数分解:

$2^1\times 3^6\times {\mathrm{211}}^1$

素因数の和:231

約数の個数: 28

約数和(自身を含む): 695148

約数和(自身を除く): 387510

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 211, 243, 422, 486, 633, 729, 1266, 1458, 1899, 3798, 5697, 11394, 17091, 34182, 51273, 102546, 153819, 307638]

約数ペア:

[(1, 307638), (2, 153819), (3, 102546), (6, 51273), (9, 34182), (18, 17091), (27, 11394), (54, 5697), (81, 3798), (162, 1899), (211, 1458), (243, 1266), (422, 729), (486, 633)]