207976978

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 354235392

約数和(自身を除く): 146258414

約数列:

[1, 2, 11, 22, 67, 101, 121, 127, 134, 202, 242, 254, 737, 1111, 1397, 1474, 2222, 2794, 6767, 8107, 8509, 12221, 12827, 13534, 15367, 16214, 17018, 24442, 25654, 30734, 74437, 93599, 141097, 148874, 187198, 282194, 818807, 859409, 1029589, 1552067, 1637614, 1718818, 2059178, 3104134, 9453499, 18906998, 103988489, 207976978]

約数ペア:

[(1, 207976978), (2, 103988489), (11, 18906998), (22, 9453499), (67, 3104134), (101, 2059178), (121, 1718818), (127, 1637614), (134, 1552067), (202, 1029589), (242, 859409), (254, 818807), (737, 282194), (1111, 187198), (1397, 148874), (1474, 141097), (2222, 93599), (2794, 74437), (6767, 30734), (8107, 25654), (8509, 24442), (12221, 17018), (12827, 16214), (13534, 15367)]