15661027193

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{1879}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 18578972160

約数和(自身を除く): 2917944967

約数列:

[1, 7, 41, 113, 257, 287, 791, 1799, 1879, 4633, 10537, 13153, 29041, 32431, 73759, 77039, 203287, 212327, 482903, 539273, 1190681, 1486289, 3380321, 8334767, 8705407, 19799023, 54568039, 60937849, 138593161, 381976273, 2237289599, 15661027193]

約数ペア:

[(1, 15661027193), (7, 2237289599), (41, 381976273), (113, 138593161), (257, 60937849), (287, 54568039), (791, 19799023), (1799, 8705407), (1879, 8334767), (4633, 3380321), (10537, 1486289), (13153, 1190681), (29041, 539273), (32431, 482903), (73759, 212327), (77039, 203287)]