12291390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3331}}^1$

素因数の和:3385

約数の個数: 48

約数和(自身を含む): 32746896

約数和(自身を除く): 20455506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3331, 3690, 6662, 9993, 16655, 19986, 29979, 33310, 49965, 59958, 99930, 136571, 149895, 273142, 299790, 409713, 682855, 819426, 1229139, 1365710, 2048565, 2458278, 4097130, 6145695, 12291390]

約数ペア:

[(1, 12291390), (2, 6145695), (3, 4097130), (5, 2458278), (6, 2048565), (9, 1365710), (10, 1229139), (15, 819426), (18, 682855), (30, 409713), (41, 299790), (45, 273142), (82, 149895), (90, 136571), (123, 99930), (205, 59958), (246, 49965), (369, 33310), (410, 29979), (615, 19986), (738, 16655), (1230, 9993), (1845, 6662), (3331, 3690)]