201949385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 280368000

約数和(自身を除く): 78418615

約数列:

[1, 5, 11, 19, 55, 95, 149, 209, 745, 1045, 1297, 1639, 2831, 6485, 8195, 14155, 14267, 24643, 31141, 71335, 123215, 155705, 193253, 271073, 966265, 1355365, 2125783, 3671807, 10628915, 18359035, 40389877, 201949385]

約数ペア:

[(1, 201949385), (5, 40389877), (11, 18359035), (19, 10628915), (55, 3671807), (95, 2125783), (149, 1355365), (209, 966265), (745, 271073), (1045, 193253), (1297, 155705), (1639, 123215), (2831, 71335), (6485, 31141), (8195, 24643), (14155, 14267)]