71848876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 141039360

約数和(自身を除く): 69190484

約数列:

[1, 2, 4, 11, 22, 44, 71, 109, 142, 211, 218, 284, 422, 436, 781, 844, 1199, 1562, 2321, 2398, 3124, 4642, 4796, 7739, 9284, 14981, 15478, 22999, 29962, 30956, 45998, 59924, 85129, 91996, 164791, 170258, 252989, 329582, 340516, 505978, 659164, 1011956, 1632929, 3265858, 6531716, 17962219, 35924438, 71848876]

約数ペア:

[(1, 71848876), (2, 35924438), (4, 17962219), (11, 6531716), (22, 3265858), (44, 1632929), (71, 1011956), (109, 659164), (142, 505978), (211, 340516), (218, 329582), (284, 252989), (422, 170258), (436, 164791), (781, 91996), (844, 85129), (1199, 59924), (1562, 45998), (2321, 30956), (2398, 29962), (3124, 22999), (4642, 15478), (4796, 14981), (7739, 9284)]