9990675

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 72

約数和(自身を含む): 19842480

約数和(自身を除く): 9851805

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 41, 45, 57, 75, 95, 123, 135, 171, 205, 225, 285, 361, 369, 475, 513, 615, 675, 779, 855, 1025, 1083, 1107, 1425, 1805, 1845, 2337, 2565, 3075, 3249, 3895, 4275, 5415, 5535, 7011, 9025, 9225, 9747, 11685, 12825, 14801, 16245, 19475, 21033, 27075, 27675, 35055, 44403, 48735, 58425, 74005, 81225, 105165, 133209, 175275, 222015, 243675, 370025, 399627, 525825, 666045, 1110075, 1998135, 3330225, 9990675]

約数ペア:

[(1, 9990675), (3, 3330225), (5, 1998135), (9, 1110075), (15, 666045), (19, 525825), (25, 399627), (27, 370025), (41, 243675), (45, 222015), (57, 175275), (75, 133209), (95, 105165), (123, 81225), (135, 74005), (171, 58425), (205, 48735), (225, 44403), (285, 35055), (361, 27675), (369, 27075), (475, 21033), (513, 19475), (615, 16245), (675, 14801), (779, 12825), (855, 11685), (1025, 9747), (1083, 9225), (1107, 9025), (1425, 7011), (1805, 5535), (1845, 5415), (2337, 4275), (2565, 3895), (3075, 3249)]