201271378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 390168576

約数和(自身を除く): 188897198

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 127, 154, 251, 254, 287, 451, 502, 574, 889, 902, 1397, 1757, 1778, 2761, 2794, 3157, 3514, 5207, 5522, 6314, 9779, 10291, 10414, 19327, 19558, 20582, 31877, 36449, 38654, 57277, 63754, 72037, 72898, 113201, 114554, 144074, 223139, 226402, 350647, 400939, 446278, 701294, 792407, 801878, 1306957, 1584814, 2454529, 2613914, 4909058, 9148699, 14376527, 18297398, 28753054, 100635689, 201271378]

約数ペア:

[(1, 201271378), (2, 100635689), (7, 28753054), (11, 18297398), (14, 14376527), (22, 9148699), (41, 4909058), (77, 2613914), (82, 2454529), (127, 1584814), (154, 1306957), (251, 801878), (254, 792407), (287, 701294), (451, 446278), (502, 400939), (574, 350647), (889, 226402), (902, 223139), (1397, 144074), (1757, 114554), (1778, 113201), (2761, 72898), (2794, 72037), (3157, 63754), (3514, 57277), (5207, 38654), (5522, 36449), (6314, 31877), (9779, 20582), (10291, 19558), (10414, 19327)]