28995505

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 17660495

約数列:

[1, 5, 7, 11, 29, 35, 49, 53, 55, 77, 145, 203, 245, 265, 319, 343, 371, 385, 539, 583, 1015, 1421, 1537, 1595, 1715, 1855, 2233, 2597, 2695, 2915, 3773, 4081, 7105, 7685, 9947, 10759, 11165, 12985, 15631, 16907, 18179, 18865, 20405, 28567, 49735, 53795, 75313, 78155, 84535, 90895, 109417, 118349, 142835, 199969, 376565, 527191, 547085, 591745, 828443, 999845, 2635955, 4142215, 5799101, 28995505]

約数ペア:

[(1, 28995505), (5, 5799101), (7, 4142215), (11, 2635955), (29, 999845), (35, 828443), (49, 591745), (53, 547085), (55, 527191), (77, 376565), (145, 199969), (203, 142835), (245, 118349), (265, 109417), (319, 90895), (343, 84535), (371, 78155), (385, 75313), (539, 53795), (583, 49735), (1015, 28567), (1421, 20405), (1537, 18865), (1595, 18179), (1715, 16907), (1855, 15631), (2233, 12985), (2597, 11165), (2695, 10759), (2915, 9947), (3773, 7685), (4081, 7105)]