522405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 1048320

約数和(自身を除く): 525915

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 47, 57, 65, 95, 117, 141, 171, 195, 235, 247, 285, 423, 585, 611, 705, 741, 855, 893, 1235, 1833, 2115, 2223, 2679, 3055, 3705, 4465, 5499, 8037, 9165, 11115, 11609, 13395, 27495, 34827, 40185, 58045, 104481, 174135, 522405]

約数ペア:

[(1, 522405), (3, 174135), (5, 104481), (9, 58045), (13, 40185), (15, 34827), (19, 27495), (39, 13395), (45, 11609), (47, 11115), (57, 9165), (65, 8037), (95, 5499), (117, 4465), (141, 3705), (171, 3055), (195, 2679), (235, 2223), (247, 2115), (285, 1833), (423, 1235), (585, 893), (611, 855), (705, 741)]