338551005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1399}}^1$

素因数の和:1510

約数の個数: 64

約数和(自身を含む): 626572800

約数和(自身を除く): 288021795

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 73, 85, 195, 219, 221, 255, 365, 663, 949, 1095, 1105, 1241, 1399, 2847, 3315, 3723, 4197, 4745, 6205, 6995, 14235, 16133, 18187, 18615, 20985, 23783, 48399, 54561, 71349, 80665, 90935, 102127, 118915, 241995, 272805, 306381, 309179, 356745, 510635, 927537, 1327651, 1531905, 1545895, 1736159, 3982953, 4637685, 5208477, 6638255, 8680795, 19914765, 22570067, 26042385, 67710201, 112850335, 338551005]

約数ペア:

[(1, 338551005), (3, 112850335), (5, 67710201), (13, 26042385), (15, 22570067), (17, 19914765), (39, 8680795), (51, 6638255), (65, 5208477), (73, 4637685), (85, 3982953), (195, 1736159), (219, 1545895), (221, 1531905), (255, 1327651), (365, 927537), (663, 510635), (949, 356745), (1095, 309179), (1105, 306381), (1241, 272805), (1399, 241995), (2847, 118915), (3315, 102127), (3723, 90935), (4197, 80665), (4745, 71349), (6205, 54561), (6995, 48399), (14235, 23783), (16133, 20985), (18187, 18615)]