71691228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{284489}}^1$

素因数の和:284506

約数の個数: 36

約数和(自身を含む): 207108720

約数和(自身を除く): 135417492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 284489, 568978, 853467, 1137956, 1706934, 1991423, 2560401, 3413868, 3982846, 5120802, 5974269, 7965692, 10241604, 11948538, 17922807, 23897076, 35845614, 71691228]

約数ペア:

[(1, 71691228), (2, 35845614), (3, 23897076), (4, 17922807), (6, 11948538), (7, 10241604), (9, 7965692), (12, 5974269), (14, 5120802), (18, 3982846), (21, 3413868), (28, 2560401), (36, 1991423), (42, 1706934), (63, 1137956), (84, 853467), (126, 568978), (252, 284489)]