202587921

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 310856832

約数和(自身を除く): 108268911

約数列:

[1, 3, 9, 43, 71, 73, 101, 129, 213, 219, 303, 387, 639, 657, 909, 3053, 3139, 4343, 5183, 7171, 7373, 9159, 9417, 13029, 15549, 21513, 22119, 27477, 28251, 39087, 46647, 64539, 66357, 222869, 308353, 317039, 523483, 668607, 925059, 951117, 1570449, 2005821, 2775177, 2853351, 4711347, 22509769, 67529307, 202587921]

約数ペア:

[(1, 202587921), (3, 67529307), (9, 22509769), (43, 4711347), (71, 2853351), (73, 2775177), (101, 2005821), (129, 1570449), (213, 951117), (219, 925059), (303, 668607), (387, 523483), (639, 317039), (657, 308353), (909, 222869), (3053, 66357), (3139, 64539), (4343, 46647), (5183, 39087), (7171, 28251), (7373, 27477), (9159, 22119), (9417, 21513), (13029, 15549)]