156157281

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{35923}}^1$

素因数の和:35962

約数の個数: 32

約数和(自身を含む): 275896320

約数和(自身を除く): 119739039

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 35923, 107769, 251461, 323307, 754383, 826229, 969921, 2263149, 2478687, 5783603, 6789447, 7436061, 17350809, 22308183, 52052427, 156157281]

約数ペア:

[(1, 156157281), (3, 52052427), (7, 22308183), (9, 17350809), (21, 7436061), (23, 6789447), (27, 5783603), (63, 2478687), (69, 2263149), (161, 969921), (189, 826229), (207, 754383), (483, 323307), (621, 251461), (1449, 107769), (4347, 35923)]