1328228495

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1904

約数の個数: 48

約数和(自身を含む): 1863642816

約数和(自身を除く): 535414321

約数列:

[1, 5, 11, 23, 53, 55, 115, 121, 253, 265, 583, 605, 1219, 1265, 1801, 2783, 2915, 6095, 6413, 9005, 13409, 13915, 19811, 32065, 41423, 67045, 95453, 99055, 147499, 207115, 217921, 455653, 477265, 737495, 1049983, 1089605, 2195419, 2278265, 5012183, 5249915, 10977095, 11549813, 24149609, 25060915, 57749065, 120748045, 265645699, 1328228495]

約数ペア:

[(1, 1328228495), (5, 265645699), (11, 120748045), (23, 57749065), (53, 25060915), (55, 24149609), (115, 11549813), (121, 10977095), (253, 5249915), (265, 5012183), (583, 2278265), (605, 2195419), (1219, 1089605), (1265, 1049983), (1801, 737495), (2783, 477265), (2915, 455653), (6095, 217921), (6413, 207115), (9005, 147499), (13409, 99055), (13915, 95453), (19811, 67045), (32065, 41423)]