2821853375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{120721}}^1$

素因数の和:120764

約数の個数: 32

約数和(自身を含む): 4067848512

約数和(自身を除く): 1245995137

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 935, 1375, 2125, 4675, 23375, 120721, 603605, 1327931, 2052257, 3018025, 6639655, 10261285, 15090125, 22574827, 33198275, 51306425, 112874135, 165991375, 256532125, 564370675, 2821853375]

約数ペア:

[(1, 2821853375), (5, 564370675), (11, 256532125), (17, 165991375), (25, 112874135), (55, 51306425), (85, 33198275), (125, 22574827), (187, 15090125), (275, 10261285), (425, 6639655), (935, 3018025), (1375, 2052257), (2125, 1327931), (4675, 603605), (23375, 120721)]