28901432

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 68083200

約数和(自身を除く): 39181768

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 532, 644, 874, 1064, 1181, 1288, 1748, 2362, 3059, 3496, 4724, 6118, 8267, 9448, 12236, 16534, 22439, 24472, 27163, 33068, 44878, 54326, 66136, 89756, 108652, 157073, 179512, 190141, 217304, 314146, 380282, 516097, 628292, 760564, 1032194, 1256584, 1521128, 2064388, 3612679, 4128776, 7225358, 14450716, 28901432]

約数ペア:

[(1, 28901432), (2, 14450716), (4, 7225358), (7, 4128776), (8, 3612679), (14, 2064388), (19, 1521128), (23, 1256584), (28, 1032194), (38, 760564), (46, 628292), (56, 516097), (76, 380282), (92, 314146), (133, 217304), (152, 190141), (161, 179512), (184, 157073), (266, 108652), (322, 89756), (437, 66136), (532, 54326), (644, 44878), (874, 33068), (1064, 27163), (1181, 24472), (1288, 22439), (1748, 16534), (2362, 12236), (3059, 9448), (3496, 8267), (4724, 6118)]