645851304

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1281451}}^1$

素因数の和:1281470

約数の個数: 48

約数和(自身を含む): 1999065120

約数和(自身を除く): 1353213816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1281451, 2562902, 3844353, 5125804, 7688706, 8970157, 10251608, 11533059, 15377412, 17940314, 23066118, 26910471, 30754824, 35880628, 46132236, 53820942, 71761256, 80731413, 92264472, 107641884, 161462826, 215283768, 322925652, 645851304]

約数ペア:

[(1, 645851304), (2, 322925652), (3, 215283768), (4, 161462826), (6, 107641884), (7, 92264472), (8, 80731413), (9, 71761256), (12, 53820942), (14, 46132236), (18, 35880628), (21, 30754824), (24, 26910471), (28, 23066118), (36, 17940314), (42, 15377412), (56, 11533059), (63, 10251608), (72, 8970157), (84, 7688706), (126, 5125804), (168, 3844353), (252, 2562902), (504, 1281451)]