218880228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137143}}^1$

素因数の和:137176

約数の個数: 48

約数和(自身を含む): 614405120

約数和(自身を除く): 395524892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 137143, 274286, 411429, 548572, 822858, 960001, 1645716, 1920002, 2605717, 2880003, 3840004, 5211434, 5760006, 7817151, 10422868, 11520012, 15634302, 18240019, 31268604, 36480038, 54720057, 72960076, 109440114, 218880228]

約数ペア:

[(1, 218880228), (2, 109440114), (3, 72960076), (4, 54720057), (6, 36480038), (7, 31268604), (12, 18240019), (14, 15634302), (19, 11520012), (21, 10422868), (28, 7817151), (38, 5760006), (42, 5211434), (57, 3840004), (76, 2880003), (84, 2605717), (114, 1920002), (133, 1645716), (228, 960001), (266, 822858), (399, 548572), (532, 411429), (798, 274286), (1596, 137143)]