289768725

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 559785600

約数和(自身を除く): 270016875

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 113, 131, 135, 145, 225, 261, 339, 393, 435, 565, 655, 675, 725, 783, 1017, 1179, 1305, 1695, 1965, 2175, 2825, 3051, 3275, 3277, 3537, 3799, 3915, 5085, 5895, 6525, 8475, 9825, 9831, 11397, 14803, 15255, 16385, 17685, 18995, 19575, 25425, 29475, 29493, 34191, 44409, 49155, 56985, 74015, 76275, 81925, 88425, 88479, 94975, 102573, 133227, 147465, 170955, 222045, 245775, 284925, 370075, 399681, 429287, 442395, 512865, 666135, 737325, 854775, 1110225, 1287861, 1998405, 2146435, 2211975, 2564325, 3330675, 3863583, 6439305, 9992025, 10732175, 11590749, 19317915, 32196525, 57953745, 96589575, 289768725]

約数ペア:

[(1, 289768725), (3, 96589575), (5, 57953745), (9, 32196525), (15, 19317915), (25, 11590749), (27, 10732175), (29, 9992025), (45, 6439305), (75, 3863583), (87, 3330675), (113, 2564325), (131, 2211975), (135, 2146435), (145, 1998405), (225, 1287861), (261, 1110225), (339, 854775), (393, 737325), (435, 666135), (565, 512865), (655, 442395), (675, 429287), (725, 399681), (783, 370075), (1017, 284925), (1179, 245775), (1305, 222045), (1695, 170955), (1965, 147465), (2175, 133227), (2825, 102573), (3051, 94975), (3275, 88479), (3277, 88425), (3537, 81925), (3799, 76275), (3915, 74015), (5085, 56985), (5895, 49155), (6525, 44409), (8475, 34191), (9825, 29493), (9831, 29475), (11397, 25425), (14803, 19575), (15255, 18995), (16385, 17685)]