28745370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10303}}^1$

素因数の和:10347

約数の個数: 48

約数和(自身を含む): 77156352

約数和(自身を除く): 48410982

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 10303, 20606, 30909, 51515, 61818, 92727, 103030, 154545, 185454, 309090, 319393, 463635, 638786, 927270, 958179, 1596965, 1916358, 2874537, 3193930, 4790895, 5749074, 9581790, 14372685, 28745370]

約数ペア:

[(1, 28745370), (2, 14372685), (3, 9581790), (5, 5749074), (6, 4790895), (9, 3193930), (10, 2874537), (15, 1916358), (18, 1596965), (30, 958179), (31, 927270), (45, 638786), (62, 463635), (90, 319393), (93, 309090), (155, 185454), (186, 154545), (279, 103030), (310, 92727), (465, 61818), (558, 51515), (930, 30909), (1395, 20606), (2790, 10303)]