207919425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 417687552

約数和(自身を除く): 209768127

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 67, 69, 75, 105, 115, 161, 175, 201, 257, 335, 345, 469, 483, 525, 575, 771, 805, 1005, 1285, 1407, 1541, 1675, 1725, 1799, 2345, 2415, 3855, 4025, 4623, 5025, 5397, 5911, 6425, 7035, 7705, 8995, 10787, 11725, 12075, 17219, 17733, 19275, 23115, 26985, 29555, 32361, 35175, 38525, 41377, 44975, 51657, 53935, 86095, 88665, 115575, 120533, 124131, 134925, 147775, 161805, 206885, 258285, 269675, 361599, 396037, 430475, 443325, 602665, 620655, 809025, 1034425, 1188111, 1291425, 1807995, 1980185, 2772259, 3013325, 3103275, 5940555, 8316777, 9039975, 9900925, 13861295, 29702775, 41583885, 69306475, 207919425]

約数ペア:

[(1, 207919425), (3, 69306475), (5, 41583885), (7, 29702775), (15, 13861295), (21, 9900925), (23, 9039975), (25, 8316777), (35, 5940555), (67, 3103275), (69, 3013325), (75, 2772259), (105, 1980185), (115, 1807995), (161, 1291425), (175, 1188111), (201, 1034425), (257, 809025), (335, 620655), (345, 602665), (469, 443325), (483, 430475), (525, 396037), (575, 361599), (771, 269675), (805, 258285), (1005, 206885), (1285, 161805), (1407, 147775), (1541, 134925), (1675, 124131), (1725, 120533), (1799, 115575), (2345, 88665), (2415, 86095), (3855, 53935), (4025, 51657), (4623, 44975), (5025, 41377), (5397, 38525), (5911, 35175), (6425, 32361), (7035, 29555), (7705, 26985), (8995, 23115), (10787, 19275), (11725, 17733), (12075, 17219)]