1275390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 3414528

約数和(自身を除く): 2139138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 383, 555, 666, 766, 1110, 1149, 1665, 1915, 2298, 3330, 3447, 3830, 5745, 6894, 11490, 14171, 17235, 28342, 34470, 42513, 70855, 85026, 127539, 141710, 212565, 255078, 425130, 637695, 1275390]

約数ペア:

[(1, 1275390), (2, 637695), (3, 425130), (5, 255078), (6, 212565), (9, 141710), (10, 127539), (15, 85026), (18, 70855), (30, 42513), (37, 34470), (45, 28342), (74, 17235), (90, 14171), (111, 11490), (185, 6894), (222, 5745), (333, 3830), (370, 3447), (383, 3330), (555, 2298), (666, 1915), (766, 1665), (1110, 1149)]