71698809

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2207}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 126862848

約数和(自身を除く): 55164039

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 637, 663, 833, 1547, 1911, 2207, 2499, 4641, 6621, 10829, 15449, 28691, 32487, 37519, 46347, 86073, 108143, 112557, 200837, 262633, 324429, 487747, 602511, 787899, 1405859, 1463241, 1838431, 3414229, 4217577, 5515293, 10242687, 23899603, 71698809]

約数ペア:

[(1, 71698809), (3, 23899603), (7, 10242687), (13, 5515293), (17, 4217577), (21, 3414229), (39, 1838431), (49, 1463241), (51, 1405859), (91, 787899), (119, 602511), (147, 487747), (221, 324429), (273, 262633), (357, 200837), (637, 112557), (663, 108143), (833, 86073), (1547, 46347), (1911, 37519), (2207, 32487), (2499, 28691), (4641, 15449), (6621, 10829)]