28252532

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 64350720

約数和(自身を除く): 36098188

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 269, 308, 341, 434, 484, 538, 682, 847, 868, 1076, 1364, 1694, 1883, 2387, 2959, 3388, 3751, 3766, 4774, 5918, 7502, 7532, 8339, 9548, 11836, 15004, 16678, 20713, 26257, 32549, 33356, 41426, 52514, 58373, 65098, 82852, 91729, 105028, 116746, 130196, 183458, 227843, 233492, 366916, 455686, 642103, 911372, 1009019, 1284206, 2018038, 2568412, 4036076, 7063133, 14126266, 28252532]

約数ペア:

[(1, 28252532), (2, 14126266), (4, 7063133), (7, 4036076), (11, 2568412), (14, 2018038), (22, 1284206), (28, 1009019), (31, 911372), (44, 642103), (62, 455686), (77, 366916), (121, 233492), (124, 227843), (154, 183458), (217, 130196), (242, 116746), (269, 105028), (308, 91729), (341, 82852), (434, 65098), (484, 58373), (538, 52514), (682, 41426), (847, 33356), (868, 32549), (1076, 26257), (1364, 20713), (1694, 16678), (1883, 15004), (2387, 11836), (2959, 9548), (3388, 8339), (3751, 7532), (3766, 7502), (4774, 5918)]