408048333

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 696213504

約数和(自身を除く): 288165171

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 127, 147, 231, 381, 539, 889, 1397, 1617, 1987, 2667, 4191, 5961, 6223, 9779, 13909, 18669, 21857, 29337, 41727, 65571, 68453, 97363, 152999, 205359, 252349, 292089, 458997, 757047, 1070993, 1766443, 2775839, 3212979, 5299329, 8327517, 12365101, 19430873, 37095303, 58292619, 136016111, 408048333]

約数ペア:

[(1, 408048333), (3, 136016111), (7, 58292619), (11, 37095303), (21, 19430873), (33, 12365101), (49, 8327517), (77, 5299329), (127, 3212979), (147, 2775839), (231, 1766443), (381, 1070993), (539, 757047), (889, 458997), (1397, 292089), (1617, 252349), (1987, 205359), (2667, 152999), (4191, 97363), (5961, 68453), (6223, 65571), (9779, 41727), (13909, 29337), (18669, 21857)]