217225442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{9839}}^1$

素因数の和:9950

約数の個数: 32

約数和(自身を含む): 396748800

約数和(自身を除く): 179523358

約数列:

[1, 2, 7, 14, 19, 38, 83, 133, 166, 266, 581, 1162, 1577, 3154, 9839, 11039, 19678, 22078, 68873, 137746, 186941, 373882, 816637, 1308587, 1633274, 2617174, 5716459, 11432918, 15516103, 31032206, 108612721, 217225442]

約数ペア:

[(1, 217225442), (2, 108612721), (7, 31032206), (14, 15516103), (19, 11432918), (38, 5716459), (83, 2617174), (133, 1633274), (166, 1308587), (266, 816637), (581, 373882), (1162, 186941), (1577, 137746), (3154, 68873), (9839, 22078), (11039, 19678)]