28739790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10301}}^1$

素因数の和:10345

約数の個数: 48

約数和(自身を含む): 77141376

約数和(自身を除く): 48401586

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, 10301, 20602, 30903, 51505, 61806, 92709, 103010, 154515, 185418, 309030, 319331, 463545, 638662, 927090, 957993, 1596655, 1915986, 2873979, 3193310, 4789965, 5747958, 9579930, 14369895, 28739790]

約数ペア:

[(1, 28739790), (2, 14369895), (3, 9579930), (5, 5747958), (6, 4789965), (9, 3193310), (10, 2873979), (15, 1915986), (18, 1596655), (30, 957993), (31, 927090), (45, 638662), (62, 463545), (90, 319331), (93, 309030), (155, 185418), (186, 154515), (279, 103010), (310, 92709), (465, 61806), (558, 51505), (930, 30903), (1395, 20602), (2790, 10301)]