201991892465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1297273}}^1$

素因数の和:1297457

約数の個数: 32

約数和(自身を含む): 280211184000

約数和(自身を除く): 78219291535

約数列:

[1, 5, 11, 19, 55, 95, 149, 209, 745, 1045, 1639, 2831, 8195, 14155, 31141, 155705, 1297273, 6486365, 14270003, 24648187, 71350015, 123240935, 193293677, 271130057, 966468385, 1355650285, 2126230447, 3672579863, 10631152235, 18362899315, 40398378493, 201991892465]

約数ペア:

[(1, 201991892465), (5, 40398378493), (11, 18362899315), (19, 10631152235), (55, 3672579863), (95, 2126230447), (149, 1355650285), (209, 966468385), (745, 271130057), (1045, 193293677), (1639, 123240935), (2831, 71350015), (8195, 24648187), (14155, 14270003), (31141, 6486365), (155705, 1297273)]