201640635

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4857

約数の個数: 72

約数和(自身を含む): 428060880

約数和(自身を除く): 226420245

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 665, 735, 855, 931, 1197, 1995, 2205, 2793, 4655, 4813, 5985, 8379, 13965, 14439, 24065, 33691, 41895, 43317, 72195, 91447, 101073, 168455, 216585, 235837, 274341, 303219, 457235, 505365, 640129, 707511, 823023, 1179185, 1371705, 1516095, 1920387, 2122533, 3200645, 3537555, 4115115, 4480903, 5761161, 9601935, 10612665, 13442709, 22404515, 28805805, 40328127, 67213545, 201640635]

約数ペア:

[(1, 201640635), (3, 67213545), (5, 40328127), (7, 28805805), (9, 22404515), (15, 13442709), (19, 10612665), (21, 9601935), (35, 5761161), (45, 4480903), (49, 4115115), (57, 3537555), (63, 3200645), (95, 2122533), (105, 1920387), (133, 1516095), (147, 1371705), (171, 1179185), (245, 823023), (285, 707511), (315, 640129), (399, 505365), (441, 457235), (665, 303219), (735, 274341), (855, 235837), (931, 216585), (1197, 168455), (1995, 101073), (2205, 91447), (2793, 72195), (4655, 43317), (4813, 41895), (5985, 33691), (8379, 24065), (13965, 14439)]