31039110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20287}}^1$

素因数の和:20317

約数の個数: 48

約数和(自身を含む): 85453056

約数和(自身を除く): 54413946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20287, 40574, 60861, 101435, 121722, 182583, 202870, 304305, 344879, 365166, 608610, 689758, 912915, 1034637, 1724395, 1825830, 2069274, 3103911, 3448790, 5173185, 6207822, 10346370, 15519555, 31039110]

約数ペア:

[(1, 31039110), (2, 15519555), (3, 10346370), (5, 6207822), (6, 5173185), (9, 3448790), (10, 3103911), (15, 2069274), (17, 1825830), (18, 1724395), (30, 1034637), (34, 912915), (45, 689758), (51, 608610), (85, 365166), (90, 344879), (102, 304305), (153, 202870), (170, 182583), (255, 121722), (306, 101435), (510, 60861), (765, 40574), (1530, 20287)]