15671985861

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{6689}}^1$

素因数の和:6850

約数の個数: 64

約数和(自身を含む): 25484083200

約数和(自身を除く): 9812097339

約数列:

[1, 3, 7, 21, 31, 59, 61, 93, 177, 183, 217, 413, 427, 651, 1239, 1281, 1829, 1891, 3599, 5487, 5673, 6689, 10797, 12803, 13237, 20067, 25193, 38409, 39711, 46823, 75579, 111569, 140469, 207359, 334707, 394651, 408029, 622077, 780983, 1183953, 1224087, 1451513, 2342949, 2762557, 2856203, 4354539, 8287671, 8568609, 12234181, 12648899, 24073711, 36702543, 37946697, 72221133, 85639267, 88542293, 168515977, 256917801, 265626879, 505547931, 746285041, 2238855123, 5223995287, 15671985861]

約数ペア:

[(1, 15671985861), (3, 5223995287), (7, 2238855123), (21, 746285041), (31, 505547931), (59, 265626879), (61, 256917801), (93, 168515977), (177, 88542293), (183, 85639267), (217, 72221133), (413, 37946697), (427, 36702543), (651, 24073711), (1239, 12648899), (1281, 12234181), (1829, 8568609), (1891, 8287671), (3599, 4354539), (5487, 2856203), (5673, 2762557), (6689, 2342949), (10797, 1451513), (12803, 1224087), (13237, 1183953), (20067, 780983), (25193, 622077), (38409, 408029), (39711, 394651), (46823, 334707), (75579, 207359), (111569, 140469)]