642752

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:117

約数の個数: 42

約数和(自身を含む): 1418844

約数和(自身を除く): 776092

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 121, 166, 176, 242, 332, 352, 484, 664, 704, 913, 968, 1328, 1826, 1936, 2656, 3652, 3872, 5312, 7304, 7744, 10043, 14608, 20086, 29216, 40172, 58432, 80344, 160688, 321376, 642752]

約数ペア:

[(1, 642752), (2, 321376), (4, 160688), (8, 80344), (11, 58432), (16, 40172), (22, 29216), (32, 20086), (44, 14608), (64, 10043), (83, 7744), (88, 7304), (121, 5312), (166, 3872), (176, 3652), (242, 2656), (332, 1936), (352, 1826), (484, 1328), (664, 968), (704, 913)]