127621792

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1013}}^1$

素因数の和:1181

約数の個数: 48

約数和(自身を含む): 261660672

約数和(自身を除く): 134038880

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 127, 248, 254, 496, 508, 992, 1013, 1016, 2026, 2032, 3937, 4052, 4064, 7874, 8104, 15748, 16208, 31403, 31496, 32416, 62806, 62992, 125612, 125984, 128651, 251224, 257302, 502448, 514604, 1004896, 1029208, 2058416, 3988181, 4116832, 7976362, 15952724, 31905448, 63810896, 127621792]

約数ペア:

[(1, 127621792), (2, 63810896), (4, 31905448), (8, 15952724), (16, 7976362), (31, 4116832), (32, 3988181), (62, 2058416), (124, 1029208), (127, 1004896), (248, 514604), (254, 502448), (496, 257302), (508, 251224), (992, 128651), (1013, 125984), (1016, 125612), (2026, 62992), (2032, 62806), (3937, 32416), (4052, 31496), (4064, 31403), (7874, 16208), (8104, 15748)]