203078638

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 378547200

約数和(自身を除く): 175468562

約数列:

[1, 2, 7, 14, 23, 46, 49, 61, 98, 122, 161, 211, 322, 343, 422, 427, 686, 854, 1127, 1403, 1477, 2254, 2806, 2954, 2989, 4853, 5978, 7889, 9706, 9821, 10339, 12871, 15778, 19642, 20678, 20923, 25742, 33971, 41846, 67942, 68747, 72373, 90097, 137494, 144746, 180194, 237797, 296033, 475594, 481229, 592066, 630679, 962458, 1261358, 1664579, 2072231, 3329158, 4144462, 4414753, 8829506, 14505617, 29011234, 101539319, 203078638]

約数ペア:

[(1, 203078638), (2, 101539319), (7, 29011234), (14, 14505617), (23, 8829506), (46, 4414753), (49, 4144462), (61, 3329158), (98, 2072231), (122, 1664579), (161, 1261358), (211, 962458), (322, 630679), (343, 592066), (422, 481229), (427, 475594), (686, 296033), (854, 237797), (1127, 180194), (1403, 144746), (1477, 137494), (2254, 90097), (2806, 72373), (2954, 68747), (2989, 67942), (4853, 41846), (5978, 33971), (7889, 25742), (9706, 20923), (9821, 20678), (10339, 19642), (12871, 15778)]