243675

素因数分解:

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

素因数の和:57

約数の個数: 36

約数和(自身を含む): 472440

約数和(自身を除く): 228765

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 361, 475, 513, 675, 855, 1083, 1425, 1805, 2565, 3249, 4275, 5415, 9025, 9747, 12825, 16245, 27075, 48735, 81225, 243675]

約数ペア:

[(1, 243675), (3, 81225), (5, 48735), (9, 27075), (15, 16245), (19, 12825), (25, 9747), (27, 9025), (45, 5415), (57, 4275), (75, 3249), (95, 2565), (135, 1805), (171, 1425), (225, 1083), (285, 855), (361, 675), (475, 513)]