213533495

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{607}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 322775040

約数和(自身を除く): 109241545

約数列:

[1, 5, 7, 19, 23, 35, 95, 115, 133, 161, 437, 529, 607, 665, 805, 2185, 2645, 3035, 3059, 3703, 4249, 10051, 11533, 13961, 15295, 18515, 21245, 50255, 57665, 69805, 70357, 80731, 97727, 265259, 321103, 351785, 403655, 488635, 1326295, 1605515, 1856813, 2247721, 6100957, 9284065, 11238605, 30504785, 42706699, 213533495]

約数ペア:

[(1, 213533495), (5, 42706699), (7, 30504785), (19, 11238605), (23, 9284065), (35, 6100957), (95, 2247721), (115, 1856813), (133, 1605515), (161, 1326295), (437, 488635), (529, 403655), (607, 351785), (665, 321103), (805, 265259), (2185, 97727), (2645, 80731), (3035, 70357), (3059, 69805), (3703, 57665), (4249, 50255), (10051, 21245), (11533, 18515), (13961, 15295)]