4142475

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 8503920

約数和(自身を除く): 4361445

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 27, 45, 51, 57, 75, 85, 95, 135, 153, 171, 225, 255, 285, 323, 361, 425, 459, 475, 513, 675, 765, 855, 969, 1083, 1275, 1425, 1615, 1805, 2295, 2565, 2907, 3249, 3825, 4275, 4845, 5415, 6137, 8075, 8721, 9025, 9747, 11475, 12825, 14535, 16245, 18411, 24225, 27075, 30685, 43605, 48735, 55233, 72675, 81225, 92055, 153425, 165699, 218025, 243675, 276165, 460275, 828495, 1380825, 4142475]

約数ペア:

[(1, 4142475), (3, 1380825), (5, 828495), (9, 460275), (15, 276165), (17, 243675), (19, 218025), (25, 165699), (27, 153425), (45, 92055), (51, 81225), (57, 72675), (75, 55233), (85, 48735), (95, 43605), (135, 30685), (153, 27075), (171, 24225), (225, 18411), (255, 16245), (285, 14535), (323, 12825), (361, 11475), (425, 9747), (459, 9025), (475, 8721), (513, 8075), (675, 6137), (765, 5415), (855, 4845), (969, 4275), (1083, 3825), (1275, 3249), (1425, 2907), (1615, 2565), (1805, 2295)]