28033425

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 62496000

約数和(自身を除く): 34462575

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 51, 63, 75, 85, 105, 119, 135, 153, 175, 189, 225, 255, 315, 349, 357, 425, 459, 525, 595, 675, 765, 945, 1047, 1071, 1275, 1575, 1745, 1785, 2295, 2443, 2975, 3141, 3213, 3825, 4725, 5235, 5355, 5933, 7329, 8725, 8925, 9423, 11475, 12215, 15705, 16065, 17799, 21987, 26175, 26775, 29665, 36645, 41531, 47115, 53397, 61075, 65961, 78525, 80325, 88995, 109935, 124593, 148325, 160191, 183225, 207655, 235575, 266985, 329805, 373779, 444975, 549675, 622965, 800955, 1038275, 1121337, 1334925, 1649025, 1868895, 3114825, 4004775, 5606685, 9344475, 28033425]

約数ペア:

[(1, 28033425), (3, 9344475), (5, 5606685), (7, 4004775), (9, 3114825), (15, 1868895), (17, 1649025), (21, 1334925), (25, 1121337), (27, 1038275), (35, 800955), (45, 622965), (51, 549675), (63, 444975), (75, 373779), (85, 329805), (105, 266985), (119, 235575), (135, 207655), (153, 183225), (175, 160191), (189, 148325), (225, 124593), (255, 109935), (315, 88995), (349, 80325), (357, 78525), (425, 65961), (459, 61075), (525, 53397), (595, 47115), (675, 41531), (765, 36645), (945, 29665), (1047, 26775), (1071, 26175), (1275, 21987), (1575, 17799), (1745, 16065), (1785, 15705), (2295, 12215), (2443, 11475), (2975, 9423), (3141, 8925), (3213, 8725), (3825, 7329), (4725, 5933), (5235, 5355)]