291217275

素因数分解:

$3^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:105

約数の個数: 126

約数和(自身を含む): 590241860

約数和(自身を除く): 299024585

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 29, 45, 57, 75, 81, 87, 95, 135, 145, 171, 225, 243, 261, 285, 405, 435, 475, 513, 551, 675, 725, 729, 783, 841, 855, 1215, 1305, 1425, 1539, 1653, 2025, 2175, 2349, 2523, 2565, 2755, 3645, 3915, 4205, 4275, 4617, 4959, 6075, 6525, 7047, 7569, 7695, 8265, 11745, 12615, 12825, 13775, 13851, 14877, 15979, 18225, 19575, 21025, 21141, 22707, 23085, 24795, 35235, 37845, 38475, 41325, 44631, 47937, 58725, 63075, 68121, 69255, 74385, 79895, 105705, 113535, 115425, 123975, 133893, 143811, 176175, 189225, 204363, 223155, 239685, 340605, 346275, 371925, 399475, 401679, 431433, 528525, 567675, 613089, 669465, 719055, 1021815, 1115775, 1198425, 1294299, 1703025, 2008395, 2157165, 3065445, 3347325, 3595275, 3882897, 5109075, 6471495, 10041975, 10785825, 11648691, 15327225, 19414485, 32357475, 58243455, 97072425, 291217275]

約数ペア:

[(1, 291217275), (3, 97072425), (5, 58243455), (9, 32357475), (15, 19414485), (19, 15327225), (25, 11648691), (27, 10785825), (29, 10041975), (45, 6471495), (57, 5109075), (75, 3882897), (81, 3595275), (87, 3347325), (95, 3065445), (135, 2157165), (145, 2008395), (171, 1703025), (225, 1294299), (243, 1198425), (261, 1115775), (285, 1021815), (405, 719055), (435, 669465), (475, 613089), (513, 567675), (551, 528525), (675, 431433), (725, 401679), (729, 399475), (783, 371925), (841, 346275), (855, 340605), (1215, 239685), (1305, 223155), (1425, 204363), (1539, 189225), (1653, 176175), (2025, 143811), (2175, 133893), (2349, 123975), (2523, 115425), (2565, 113535), (2755, 105705), (3645, 79895), (3915, 74385), (4205, 69255), (4275, 68121), (4617, 63075), (4959, 58725), (6075, 47937), (6525, 44631), (7047, 41325), (7569, 38475), (7695, 37845), (8265, 35235), (11745, 24795), (12615, 23085), (12825, 22707), (13775, 21141), (13851, 21025), (14877, 19575), (15979, 18225)]