901890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 2560896

約数和(自身を除く): 1659006

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 911, 990, 1822, 2733, 4555, 5466, 8199, 9110, 10021, 13665, 16398, 20042, 27330, 30063, 40995, 50105, 60126, 81990, 90189, 100210, 150315, 180378, 300630, 450945, 901890]

約数ペア:

[(1, 901890), (2, 450945), (3, 300630), (5, 180378), (6, 150315), (9, 100210), (10, 90189), (11, 81990), (15, 60126), (18, 50105), (22, 40995), (30, 30063), (33, 27330), (45, 20042), (55, 16398), (66, 13665), (90, 10021), (99, 9110), (110, 8199), (165, 5466), (198, 4555), (330, 2733), (495, 1822), (911, 990)]