11521125

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 144

約数和(自身を含む): 27743040

約数和(自身を除く): 16221915

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 25, 33, 35, 45, 49, 55, 57, 63, 75, 77, 95, 99, 105, 125, 133, 147, 165, 171, 175, 209, 225, 231, 245, 275, 285, 315, 375, 385, 399, 441, 475, 495, 525, 539, 627, 665, 693, 735, 825, 855, 875, 931, 1045, 1125, 1155, 1197, 1225, 1375, 1425, 1463, 1575, 1617, 1881, 1925, 1995, 2205, 2375, 2475, 2625, 2695, 2793, 3135, 3325, 3465, 3675, 4125, 4275, 4389, 4655, 4851, 5225, 5775, 5985, 6125, 7125, 7315, 7875, 8085, 8379, 9405, 9625, 9975, 10241, 11025, 12375, 13167, 13475, 13965, 15675, 16625, 17325, 18375, 21375, 21945, 23275, 24255, 26125, 28875, 29925, 30723, 36575, 40425, 41895, 47025, 49875, 51205, 55125, 65835, 67375, 69825, 78375, 86625, 92169, 109725, 116375, 121275, 149625, 153615, 182875, 202125, 209475, 235125, 256025, 329175, 349125, 460845, 548625, 606375, 768075, 1047375, 1280125, 1645875, 2304225, 3840375, 11521125]

約数ペア:

[(1, 11521125), (3, 3840375), (5, 2304225), (7, 1645875), (9, 1280125), (11, 1047375), (15, 768075), (19, 606375), (21, 548625), (25, 460845), (33, 349125), (35, 329175), (45, 256025), (49, 235125), (55, 209475), (57, 202125), (63, 182875), (75, 153615), (77, 149625), (95, 121275), (99, 116375), (105, 109725), (125, 92169), (133, 86625), (147, 78375), (165, 69825), (171, 67375), (175, 65835), (209, 55125), (225, 51205), (231, 49875), (245, 47025), (275, 41895), (285, 40425), (315, 36575), (375, 30723), (385, 29925), (399, 28875), (441, 26125), (475, 24255), (495, 23275), (525, 21945), (539, 21375), (627, 18375), (665, 17325), (693, 16625), (735, 15675), (825, 13965), (855, 13475), (875, 13167), (931, 12375), (1045, 11025), (1125, 10241), (1155, 9975), (1197, 9625), (1225, 9405), (1375, 8379), (1425, 8085), (1463, 7875), (1575, 7315), (1617, 7125), (1881, 6125), (1925, 5985), (1995, 5775), (2205, 5225), (2375, 4851), (2475, 4655), (2625, 4389), (2695, 4275), (2793, 4125), (3135, 3675), (3325, 3465)]