1288983652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{18413}}^1$

素因数の和:18508

約数の個数: 48

約数和(自身を含む): 2586209472

約数和(自身を除く): 1297225820

約数列:

[1, 2, 4, 11, 22, 37, 43, 44, 74, 86, 148, 172, 407, 473, 814, 946, 1591, 1628, 1892, 3182, 6364, 17501, 18413, 35002, 36826, 70004, 73652, 202543, 405086, 681281, 791759, 810172, 1362562, 1583518, 2725124, 3167036, 7494091, 8709349, 14988182, 17418698, 29295083, 29976364, 34837396, 58590166, 117180332, 322245913, 644491826, 1288983652]

約数ペア:

[(1, 1288983652), (2, 644491826), (4, 322245913), (11, 117180332), (22, 58590166), (37, 34837396), (43, 29976364), (44, 29295083), (74, 17418698), (86, 14988182), (148, 8709349), (172, 7494091), (407, 3167036), (473, 2725124), (814, 1583518), (946, 1362562), (1591, 810172), (1628, 791759), (1892, 681281), (3182, 405086), (6364, 202543), (17501, 73652), (18413, 70004), (35002, 36826)]