389675398

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{12809}}^1$

素因数の和:12912

約数の個数: 32

約数和(自身を含む): 697273920

約数和(自身を除く): 307598522

約数列:

[1, 2, 7, 14, 41, 53, 82, 106, 287, 371, 574, 742, 2173, 4346, 12809, 15211, 25618, 30422, 89663, 179326, 525169, 678877, 1050338, 1357754, 3676183, 4752139, 7352366, 9504278, 27833957, 55667914, 194837699, 389675398]

約数ペア:

[(1, 389675398), (2, 194837699), (7, 55667914), (14, 27833957), (41, 9504278), (53, 7352366), (82, 4752139), (106, 3676183), (287, 1357754), (371, 1050338), (574, 678877), (742, 525169), (2173, 179326), (4346, 89663), (12809, 30422), (15211, 25618)]