289374890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{3911}}^1$

素因数の和:4083

約数の個数: 48

約数和(自身を含む): 610084224

約数和(自身を除く): 320709334

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 151, 245, 302, 490, 755, 1057, 1510, 2114, 3911, 5285, 7399, 7822, 10570, 14798, 19555, 27377, 36995, 39110, 54754, 73990, 136885, 191639, 273770, 383278, 590561, 958195, 1181122, 1916390, 2952805, 4133927, 5905610, 8267854, 20669635, 28937489, 41339270, 57874978, 144687445, 289374890]

約数ペア:

[(1, 289374890), (2, 144687445), (5, 57874978), (7, 41339270), (10, 28937489), (14, 20669635), (35, 8267854), (49, 5905610), (70, 4133927), (98, 2952805), (151, 1916390), (245, 1181122), (302, 958195), (490, 590561), (755, 383278), (1057, 273770), (1510, 191639), (2114, 136885), (3911, 73990), (5285, 54754), (7399, 39110), (7822, 36995), (10570, 27377), (14798, 19555)]