28713825

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 61900800

約数和(自身を除く): 33186975

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 59, 63, 75, 103, 105, 135, 175, 177, 189, 225, 295, 309, 315, 413, 515, 525, 531, 675, 721, 885, 927, 945, 1239, 1475, 1545, 1575, 1593, 2065, 2163, 2575, 2655, 2781, 3605, 3717, 4425, 4635, 4725, 6077, 6195, 6489, 7725, 7965, 10325, 10815, 11151, 13275, 13905, 18025, 18231, 18585, 19467, 23175, 30385, 30975, 32445, 39825, 42539, 54075, 54693, 55755, 69525, 91155, 92925, 97335, 127617, 151925, 162225, 164079, 212695, 273465, 278775, 382851, 455775, 486675, 638085, 820395, 1063475, 1148553, 1367325, 1914255, 3190425, 4101975, 5742765, 9571275, 28713825]

約数ペア:

[(1, 28713825), (3, 9571275), (5, 5742765), (7, 4101975), (9, 3190425), (15, 1914255), (21, 1367325), (25, 1148553), (27, 1063475), (35, 820395), (45, 638085), (59, 486675), (63, 455775), (75, 382851), (103, 278775), (105, 273465), (135, 212695), (175, 164079), (177, 162225), (189, 151925), (225, 127617), (295, 97335), (309, 92925), (315, 91155), (413, 69525), (515, 55755), (525, 54693), (531, 54075), (675, 42539), (721, 39825), (885, 32445), (927, 30975), (945, 30385), (1239, 23175), (1475, 19467), (1545, 18585), (1575, 18231), (1593, 18025), (2065, 13905), (2163, 13275), (2575, 11151), (2655, 10815), (2781, 10325), (3605, 7965), (3717, 7725), (4425, 6489), (4635, 6195), (4725, 6077)]