207855256

素因数分解:

$2^3\times 7^3\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:597

約数の個数: 64

約数和(自身を含む): 457920000

約数和(自身を除く): 250064744

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 343, 359, 392, 422, 686, 718, 844, 1372, 1436, 1477, 1688, 2513, 2744, 2872, 2954, 5026, 5908, 10052, 10339, 11816, 17591, 20104, 20678, 35182, 41356, 70364, 72373, 75749, 82712, 123137, 140728, 144746, 151498, 246274, 289492, 302996, 492548, 530243, 578984, 605992, 985096, 1060486, 2120972, 3711701, 4241944, 7423402, 14846804, 25981907, 29693608, 51963814, 103927628, 207855256]

約数ペア:

[(1, 207855256), (2, 103927628), (4, 51963814), (7, 29693608), (8, 25981907), (14, 14846804), (28, 7423402), (49, 4241944), (56, 3711701), (98, 2120972), (196, 1060486), (211, 985096), (343, 605992), (359, 578984), (392, 530243), (422, 492548), (686, 302996), (718, 289492), (844, 246274), (1372, 151498), (1436, 144746), (1477, 140728), (1688, 123137), (2513, 82712), (2744, 75749), (2872, 72373), (2954, 70364), (5026, 41356), (5908, 35182), (10052, 20678), (10339, 20104), (11816, 17591)]