28776825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1$

素因数の和:196

約数の個数: 108

約数和(自身を含む): 65176384

約数和(自身を除く): 36399559

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 121, 151, 165, 175, 225, 231, 275, 315, 363, 385, 453, 495, 525, 605, 693, 755, 825, 847, 1057, 1089, 1155, 1359, 1575, 1661, 1815, 1925, 2265, 2475, 2541, 3025, 3171, 3465, 3775, 4235, 4983, 5285, 5445, 5775, 6795, 7623, 8305, 9075, 9513, 11325, 11627, 12705, 14949, 15855, 17325, 18271, 21175, 24915, 26425, 27225, 33975, 34881, 38115, 41525, 47565, 54813, 58135, 63525, 74745, 79275, 91355, 104643, 124575, 127897, 164439, 174405, 190575, 237825, 274065, 290675, 373725, 383691, 456775, 523215, 639485, 822195, 872025, 1151073, 1370325, 1918455, 2616075, 3197425, 4110975, 5755365, 9592275, 28776825]

約数ペア:

[(1, 28776825), (3, 9592275), (5, 5755365), (7, 4110975), (9, 3197425), (11, 2616075), (15, 1918455), (21, 1370325), (25, 1151073), (33, 872025), (35, 822195), (45, 639485), (55, 523215), (63, 456775), (75, 383691), (77, 373725), (99, 290675), (105, 274065), (121, 237825), (151, 190575), (165, 174405), (175, 164439), (225, 127897), (231, 124575), (275, 104643), (315, 91355), (363, 79275), (385, 74745), (453, 63525), (495, 58135), (525, 54813), (605, 47565), (693, 41525), (755, 38115), (825, 34881), (847, 33975), (1057, 27225), (1089, 26425), (1155, 24915), (1359, 21175), (1575, 18271), (1661, 17325), (1815, 15855), (1925, 14949), (2265, 12705), (2475, 11627), (2541, 11325), (3025, 9513), (3171, 9075), (3465, 8305), (3775, 7623), (4235, 6795), (4983, 5775), (5285, 5445)]