291210975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 575348592

約数和(自身を除く): 284137617

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 97, 99, 165, 225, 275, 291, 485, 495, 825, 873, 1067, 1213, 1455, 2425, 2475, 3201, 3639, 4365, 5335, 6065, 7275, 9603, 10917, 13343, 16005, 18195, 21825, 26675, 30325, 40029, 48015, 54585, 66715, 80025, 90975, 117661, 120087, 200145, 240075, 272925, 333575, 352983, 588305, 600435, 1000725, 1058949, 1294271, 1764915, 2941525, 3002175, 3882813, 5294745, 6471355, 8824575, 11648439, 19414065, 26473725, 32356775, 58242195, 97070325, 291210975]

約数ペア:

[(1, 291210975), (3, 97070325), (5, 58242195), (9, 32356775), (11, 26473725), (15, 19414065), (25, 11648439), (33, 8824575), (45, 6471355), (55, 5294745), (75, 3882813), (97, 3002175), (99, 2941525), (165, 1764915), (225, 1294271), (275, 1058949), (291, 1000725), (485, 600435), (495, 588305), (825, 352983), (873, 333575), (1067, 272925), (1213, 240075), (1455, 200145), (2425, 120087), (2475, 117661), (3201, 90975), (3639, 80025), (4365, 66715), (5335, 54585), (6065, 48015), (7275, 40029), (9603, 30325), (10917, 26675), (13343, 21825), (16005, 18195)]