661000275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{225983}}^1$

素因数の和:226012

約数の個数: 36

約数和(自身を含む): 1275001728

約数和(自身を除く): 614001453

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 225983, 677949, 1129915, 2033847, 2937779, 3389745, 5649575, 8813337, 10169235, 14688895, 16948725, 26440011, 44066685, 50846175, 73444475, 132200055, 220333425, 661000275]

約数ペア:

[(1, 661000275), (3, 220333425), (5, 132200055), (9, 73444475), (13, 50846175), (15, 44066685), (25, 26440011), (39, 16948725), (45, 14688895), (65, 10169235), (75, 8813337), (117, 5649575), (195, 3389745), (225, 2937779), (325, 2033847), (585, 1129915), (975, 677949), (2925, 225983)]