28151388

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 82328400

約数和(自身を除く): 54177012

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 54, 57, 68, 76, 81, 102, 108, 114, 153, 162, 171, 204, 228, 269, 306, 323, 324, 342, 459, 513, 538, 612, 646, 684, 807, 918, 969, 1026, 1076, 1292, 1377, 1539, 1614, 1836, 1938, 2052, 2421, 2754, 2907, 3078, 3228, 3876, 4573, 4842, 5111, 5508, 5814, 6156, 7263, 8721, 9146, 9684, 10222, 11628, 13719, 14526, 15333, 17442, 18292, 20444, 21789, 26163, 27438, 29052, 30666, 34884, 41157, 43578, 45999, 52326, 54876, 61332, 82314, 86887, 87156, 91998, 104652, 123471, 137997, 164628, 173774, 183996, 246942, 260661, 275994, 347548, 370413, 413991, 493884, 521322, 551988, 740826, 781983, 827982, 1042644, 1481652, 1563966, 1655964, 2345949, 3127932, 4691898, 7037847, 9383796, 14075694, 28151388]

約数ペア:

[(1, 28151388), (2, 14075694), (3, 9383796), (4, 7037847), (6, 4691898), (9, 3127932), (12, 2345949), (17, 1655964), (18, 1563966), (19, 1481652), (27, 1042644), (34, 827982), (36, 781983), (38, 740826), (51, 551988), (54, 521322), (57, 493884), (68, 413991), (76, 370413), (81, 347548), (102, 275994), (108, 260661), (114, 246942), (153, 183996), (162, 173774), (171, 164628), (204, 137997), (228, 123471), (269, 104652), (306, 91998), (323, 87156), (324, 86887), (342, 82314), (459, 61332), (513, 54876), (538, 52326), (612, 45999), (646, 43578), (684, 41157), (807, 34884), (918, 30666), (969, 29052), (1026, 27438), (1076, 26163), (1292, 21789), (1377, 20444), (1539, 18292), (1614, 17442), (1836, 15333), (1938, 14526), (2052, 13719), (2421, 11628), (2754, 10222), (2907, 9684), (3078, 9146), (3228, 8721), (3876, 7263), (4573, 6156), (4842, 5814), (5111, 5508)]