139840545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17491}}^1$

素因数の和:17553

約数の個数: 32

約数和(自身を含む): 246847104

約数和(自身を除く): 107006559

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 7995, 17491, 52473, 87455, 227383, 262365, 682149, 717131, 1136915, 2151393, 3410745, 3585655, 9322703, 10756965, 27968109, 46613515, 139840545]

約数ペア:

[(1, 139840545), (3, 46613515), (5, 27968109), (13, 10756965), (15, 9322703), (39, 3585655), (41, 3410745), (65, 2151393), (123, 1136915), (195, 717131), (205, 682149), (533, 262365), (615, 227383), (1599, 87455), (2665, 52473), (7995, 17491)]