27749876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 62933472

約数和(自身を除く): 35183596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 61, 77, 98, 122, 154, 196, 211, 244, 308, 422, 427, 539, 671, 844, 854, 1078, 1342, 1477, 1708, 2156, 2321, 2684, 2954, 2989, 4642, 4697, 5908, 5978, 9284, 9394, 10339, 11956, 12871, 16247, 18788, 20678, 25742, 32494, 32879, 41356, 51484, 64988, 65758, 90097, 113729, 131516, 141581, 180194, 227458, 283162, 360388, 454916, 566324, 630679, 991067, 1261358, 1982134, 2522716, 3964268, 6937469, 13874938, 27749876]

約数ペア:

[(1, 27749876), (2, 13874938), (4, 6937469), (7, 3964268), (11, 2522716), (14, 1982134), (22, 1261358), (28, 991067), (44, 630679), (49, 566324), (61, 454916), (77, 360388), (98, 283162), (122, 227458), (154, 180194), (196, 141581), (211, 131516), (244, 113729), (308, 90097), (422, 65758), (427, 64988), (539, 51484), (671, 41356), (844, 32879), (854, 32494), (1078, 25742), (1342, 20678), (1477, 18788), (1708, 16247), (2156, 12871), (2321, 11956), (2684, 10339), (2954, 9394), (2989, 9284), (4642, 5978), (4697, 5908)]