18825375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 33179328

約数和(自身を除く): 14353953

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 2953, 6375, 8859, 14765, 44295, 50201, 73825, 150603, 221475, 251005, 369125, 753015, 1107375, 1255025, 3765075, 6275125, 18825375]

約数ペア:

[(1, 18825375), (3, 6275125), (5, 3765075), (15, 1255025), (17, 1107375), (25, 753015), (51, 369125), (75, 251005), (85, 221475), (125, 150603), (255, 73825), (375, 50201), (425, 44295), (1275, 14765), (2125, 8859), (2953, 6375)]