200013975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{42331}}^1$

素因数の和:42357

約数の個数: 48

約数和(自身を含む): 419933440

約数和(自身を除く): 219919465

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 42331, 126993, 211655, 296317, 380979, 634965, 888951, 1058275, 1142937, 1481585, 1904895, 2666853, 3174825, 4444755, 5714685, 7407925, 8000559, 9524475, 13334265, 22223775, 28573425, 40002795, 66671325, 200013975]

約数ペア:

[(1, 200013975), (3, 66671325), (5, 40002795), (7, 28573425), (9, 22223775), (15, 13334265), (21, 9524475), (25, 8000559), (27, 7407925), (35, 5714685), (45, 4444755), (63, 3174825), (75, 2666853), (105, 1904895), (135, 1481585), (175, 1142937), (189, 1058275), (225, 888951), (315, 634965), (525, 380979), (675, 296317), (945, 211655), (1575, 126993), (4725, 42331)]