280831965

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{881}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 457228800

約数和(自身を除く): 176396835

約数列:

[1, 3, 5, 15, 79, 237, 269, 395, 807, 881, 1185, 1345, 2643, 4035, 4405, 13215, 21251, 63753, 69599, 106255, 208797, 236989, 318765, 347995, 710967, 1043985, 1184945, 3554835, 18722131, 56166393, 93610655, 280831965]

約数ペア:

[(1, 280831965), (3, 93610655), (5, 56166393), (15, 18722131), (79, 3554835), (237, 1184945), (269, 1043985), (395, 710967), (807, 347995), (881, 318765), (1185, 236989), (1345, 208797), (2643, 106255), (4035, 69599), (4405, 63753), (13215, 21251)]