291259521

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1801}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 512748288

約数和(自身を除く): 221488767

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 151, 153, 357, 453, 1057, 1071, 1359, 1801, 2567, 3171, 5403, 7701, 9513, 12607, 16209, 17969, 23103, 30617, 37821, 53907, 91851, 113463, 161721, 214319, 271951, 275553, 642957, 815853, 1903657, 1928871, 2447559, 4623167, 5710971, 13869501, 17132913, 32362169, 41608503, 97086507, 291259521]

約数ペア:

[(1, 291259521), (3, 97086507), (7, 41608503), (9, 32362169), (17, 17132913), (21, 13869501), (51, 5710971), (63, 4623167), (119, 2447559), (151, 1928871), (153, 1903657), (357, 815853), (453, 642957), (1057, 275553), (1071, 271951), (1359, 214319), (1801, 161721), (2567, 113463), (3171, 91851), (5403, 53907), (7701, 37821), (9513, 30617), (12607, 23103), (16209, 17969)]