71897254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 135717120

約数和(自身を除く): 63819866

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 101, 131, 143, 202, 209, 247, 262, 286, 418, 494, 1111, 1313, 1441, 1703, 1919, 2222, 2489, 2626, 2717, 2882, 3406, 3838, 4978, 5434, 13231, 14443, 18733, 21109, 24947, 26462, 27379, 28886, 32357, 37466, 42218, 49894, 54758, 64714, 145541, 172003, 251389, 274417, 291082, 344006, 355927, 502778, 548834, 711854, 1892033, 2765279, 3268057, 3784066, 5530558, 6536114, 35948627, 71897254]

約数ペア:

[(1, 71897254), (2, 35948627), (11, 6536114), (13, 5530558), (19, 3784066), (22, 3268057), (26, 2765279), (38, 1892033), (101, 711854), (131, 548834), (143, 502778), (202, 355927), (209, 344006), (247, 291082), (262, 274417), (286, 251389), (418, 172003), (494, 145541), (1111, 64714), (1313, 54758), (1441, 49894), (1703, 42218), (1919, 37466), (2222, 32357), (2489, 28886), (2626, 27379), (2717, 26462), (2882, 24947), (3406, 21109), (3838, 18733), (4978, 14443), (5434, 13231)]