7661388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 20572160

約数和(自身を除く): 12910772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 409, 446, 669, 818, 892, 1227, 1338, 1561, 1636, 2454, 2676, 2863, 3122, 4683, 4908, 5726, 6244, 8589, 9366, 11452, 17178, 18732, 34356, 91207, 182414, 273621, 364828, 547242, 638449, 1094484, 1276898, 1915347, 2553796, 3830694, 7661388]

約数ペア:

[(1, 7661388), (2, 3830694), (3, 2553796), (4, 1915347), (6, 1276898), (7, 1094484), (12, 638449), (14, 547242), (21, 364828), (28, 273621), (42, 182414), (84, 91207), (223, 34356), (409, 18732), (446, 17178), (669, 11452), (818, 9366), (892, 8589), (1227, 6244), (1338, 5726), (1561, 4908), (1636, 4683), (2454, 3122), (2676, 2863)]