28727218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 48121920

約数和(自身を除く): 19394702

約数列:

[1, 2, 13, 26, 59, 61, 118, 122, 307, 614, 767, 793, 1534, 1586, 3599, 3991, 7198, 7982, 18113, 18727, 36226, 37454, 46787, 93574, 235469, 243451, 470938, 486902, 1104893, 2209786, 14363609, 28727218]

約数ペア:

[(1, 28727218), (2, 14363609), (13, 2209786), (26, 1104893), (59, 486902), (61, 470938), (118, 243451), (122, 235469), (307, 93574), (614, 46787), (767, 37454), (793, 36226), (1534, 18727), (1586, 18113), (3599, 7982), (3991, 7198)]