51235365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 89123328

約数和(自身を除く): 37887963

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 223, 255, 265, 289, 669, 795, 867, 901, 1115, 1445, 2703, 3345, 3791, 4335, 4505, 11373, 11819, 13515, 15317, 18955, 35457, 45951, 56865, 59095, 64447, 76585, 177285, 193341, 200923, 229755, 322235, 602769, 966705, 1004615, 3013845, 3415691, 10247073, 17078455, 51235365]

約数ペア:

[(1, 51235365), (3, 17078455), (5, 10247073), (15, 3415691), (17, 3013845), (51, 1004615), (53, 966705), (85, 602769), (159, 322235), (223, 229755), (255, 200923), (265, 193341), (289, 177285), (669, 76585), (795, 64447), (867, 59095), (901, 56865), (1115, 45951), (1445, 35457), (2703, 18955), (3345, 15317), (3791, 13515), (4335, 11819), (4505, 11373)]