661718403

素因数分解:

$3^7\times {\mathrm{443}}^1\times {\mathrm{683}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 996122880

約数和(自身を除く): 334404477

約数列:

[1, 3, 9, 27, 81, 243, 443, 683, 729, 1329, 2049, 2187, 3987, 6147, 11961, 18441, 35883, 55323, 107649, 165969, 302569, 322947, 497907, 907707, 968841, 1493721, 2723121, 8169363, 24508089, 73524267, 220572801, 661718403]

約数ペア:

[(1, 661718403), (3, 220572801), (9, 73524267), (27, 24508089), (81, 8169363), (243, 2723121), (443, 1493721), (683, 968841), (729, 907707), (1329, 497907), (2049, 322947), (2187, 302569), (3987, 165969), (6147, 107649), (11961, 55323), (18441, 35883)]