51405972

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 123342912

約数和(自身を除く): 71936940

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 131, 159, 212, 262, 318, 393, 524, 617, 636, 786, 1234, 1572, 1851, 2468, 3702, 6943, 7404, 13886, 20829, 27772, 32701, 41658, 65402, 80827, 83316, 98103, 130804, 161654, 196206, 242481, 323308, 392412, 484962, 969924, 4283831, 8567662, 12851493, 17135324, 25702986, 51405972]

約数ペア:

[(1, 51405972), (2, 25702986), (3, 17135324), (4, 12851493), (6, 8567662), (12, 4283831), (53, 969924), (106, 484962), (131, 392412), (159, 323308), (212, 242481), (262, 196206), (318, 161654), (393, 130804), (524, 98103), (617, 83316), (636, 80827), (786, 65402), (1234, 41658), (1572, 32701), (1851, 27772), (2468, 20829), (3702, 13886), (6943, 7404)]