145217817

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{3229}}^1$

素因数の和:3517

約数の個数: 24

約数和(自身を含む): 221707200

約数和(自身を除く): 76489383

約数列:

[1, 3, 9, 19, 57, 171, 263, 789, 2367, 3229, 4997, 9687, 14991, 29061, 44973, 61351, 184053, 552159, 849227, 2547681, 7643043, 16135313, 48405939, 145217817]

約数ペア:

[(1, 145217817), (3, 48405939), (9, 16135313), (19, 7643043), (57, 2547681), (171, 849227), (263, 552159), (789, 184053), (2367, 61351), (3229, 44973), (4997, 29061), (9687, 14991)]