22220955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 42142464

約数和(自身を除く): 19921509

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 937, 1395, 1581, 2635, 2811, 4685, 4743, 7905, 8433, 14055, 15929, 23715, 29047, 42165, 47787, 79645, 87141, 143361, 145235, 238935, 261423, 435705, 493799, 716805, 1307115, 1481397, 2468995, 4444191, 7406985, 22220955]

約数ペア:

[(1, 22220955), (3, 7406985), (5, 4444191), (9, 2468995), (15, 1481397), (17, 1307115), (31, 716805), (45, 493799), (51, 435705), (85, 261423), (93, 238935), (153, 145235), (155, 143361), (255, 87141), (279, 79645), (465, 47787), (527, 42165), (765, 29047), (937, 23715), (1395, 15929), (1581, 14055), (2635, 8433), (2811, 7905), (4685, 4743)]