31199770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 66964968

約数和(自身を除く): 35765198

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 1553, 2009, 2870, 3106, 4018, 7765, 10045, 10871, 15530, 20090, 21742, 54355, 63673, 76097, 108710, 127346, 152194, 318365, 380485, 445711, 636730, 760970, 891422, 2228555, 3119977, 4457110, 6239954, 15599885, 31199770]

約数ペア:

[(1, 31199770), (2, 15599885), (5, 6239954), (7, 4457110), (10, 3119977), (14, 2228555), (35, 891422), (41, 760970), (49, 636730), (70, 445711), (82, 380485), (98, 318365), (205, 152194), (245, 127346), (287, 108710), (410, 76097), (490, 63673), (574, 54355), (1435, 21742), (1553, 20090), (2009, 15530), (2870, 10871), (3106, 10045), (4018, 7765)]