28281088

素因数分解:

$2^8\times {\mathrm{11}}^3\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 62840736

約数和(自身を除く): 34559648

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 121, 128, 166, 176, 242, 256, 332, 352, 484, 664, 704, 913, 968, 1328, 1331, 1408, 1826, 1936, 2656, 2662, 2816, 3652, 3872, 5312, 5324, 7304, 7744, 10043, 10624, 10648, 14608, 15488, 20086, 21248, 21296, 29216, 30976, 40172, 42592, 58432, 80344, 85184, 110473, 116864, 160688, 170368, 220946, 233728, 321376, 340736, 441892, 642752, 883784, 1285504, 1767568, 2571008, 3535136, 7070272, 14140544, 28281088]

約数ペア:

[(1, 28281088), (2, 14140544), (4, 7070272), (8, 3535136), (11, 2571008), (16, 1767568), (22, 1285504), (32, 883784), (44, 642752), (64, 441892), (83, 340736), (88, 321376), (121, 233728), (128, 220946), (166, 170368), (176, 160688), (242, 116864), (256, 110473), (332, 85184), (352, 80344), (484, 58432), (664, 42592), (704, 40172), (913, 30976), (968, 29216), (1328, 21296), (1331, 21248), (1408, 20086), (1826, 15488), (1936, 14608), (2656, 10648), (2662, 10624), (2816, 10043), (3652, 7744), (3872, 7304), (5312, 5324)]