211875356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2719}}^1$

素因数の和:2775

約数の個数: 72

約数和(自身を含む): 486205440

約数和(自身を除く): 274330084

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 242, 253, 308, 322, 484, 506, 644, 847, 1012, 1694, 1771, 2719, 2783, 3388, 3542, 5438, 5566, 7084, 10876, 11132, 19033, 19481, 29909, 38066, 38962, 59818, 62537, 76132, 77924, 119636, 125074, 209363, 250148, 328999, 418726, 437759, 657998, 687907, 837452, 875518, 1315996, 1375814, 1751036, 2302993, 2751628, 4605986, 4815349, 7566977, 9211972, 9630698, 15133954, 19261396, 30267908, 52968839, 105937678, 211875356]

約数ペア:

[(1, 211875356), (2, 105937678), (4, 52968839), (7, 30267908), (11, 19261396), (14, 15133954), (22, 9630698), (23, 9211972), (28, 7566977), (44, 4815349), (46, 4605986), (77, 2751628), (92, 2302993), (121, 1751036), (154, 1375814), (161, 1315996), (242, 875518), (253, 837452), (308, 687907), (322, 657998), (484, 437759), (506, 418726), (644, 328999), (847, 250148), (1012, 209363), (1694, 125074), (1771, 119636), (2719, 77924), (2783, 76132), (3388, 62537), (3542, 59818), (5438, 38962), (5566, 38066), (7084, 29909), (10876, 19481), (11132, 19033)]