17628975

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 41559840

約数和(自身を除く): 23930865

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 35, 39, 41, 45, 49, 63, 65, 75, 91, 105, 117, 123, 135, 147, 175, 189, 195, 205, 225, 245, 273, 287, 315, 325, 351, 369, 441, 455, 525, 533, 585, 615, 637, 675, 735, 819, 861, 945, 975, 1025, 1107, 1225, 1323, 1365, 1435, 1575, 1599, 1755, 1845, 1911, 2009, 2205, 2275, 2457, 2583, 2665, 2925, 3075, 3185, 3675, 3731, 4095, 4305, 4725, 4797, 5535, 5733, 6027, 6615, 6825, 7175, 7749, 7995, 8775, 9225, 9555, 10045, 11025, 11193, 12285, 12915, 13325, 14391, 15925, 17199, 18081, 18655, 20475, 21525, 23985, 26117, 27675, 28665, 30135, 33075, 33579, 38745, 39975, 47775, 50225, 54243, 55965, 61425, 64575, 71955, 78351, 85995, 90405, 93275, 100737, 119925, 130585, 143325, 150675, 167895, 193725, 235053, 271215, 279825, 359775, 391755, 429975, 452025, 503685, 652925, 705159, 839475, 1175265, 1356075, 1958775, 2518425, 3525795, 5876325, 17628975]

約数ペア:

[(1, 17628975), (3, 5876325), (5, 3525795), (7, 2518425), (9, 1958775), (13, 1356075), (15, 1175265), (21, 839475), (25, 705159), (27, 652925), (35, 503685), (39, 452025), (41, 429975), (45, 391755), (49, 359775), (63, 279825), (65, 271215), (75, 235053), (91, 193725), (105, 167895), (117, 150675), (123, 143325), (135, 130585), (147, 119925), (175, 100737), (189, 93275), (195, 90405), (205, 85995), (225, 78351), (245, 71955), (273, 64575), (287, 61425), (315, 55965), (325, 54243), (351, 50225), (369, 47775), (441, 39975), (455, 38745), (525, 33579), (533, 33075), (585, 30135), (615, 28665), (637, 27675), (675, 26117), (735, 23985), (819, 21525), (861, 20475), (945, 18655), (975, 18081), (1025, 17199), (1107, 15925), (1225, 14391), (1323, 13325), (1365, 12915), (1435, 12285), (1575, 11193), (1599, 11025), (1755, 10045), (1845, 9555), (1911, 9225), (2009, 8775), (2205, 7995), (2275, 7749), (2457, 7175), (2583, 6825), (2665, 6615), (2925, 6027), (3075, 5733), (3185, 5535), (3675, 4797), (3731, 4725), (4095, 4305)]