720254288877

素因数分解:

$3^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1\times {\mathrm{941}}^1\times {\mathrm{947}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 966171870720

約数和(自身を除く): 245917581843

約数列:

[1, 3, 419, 643, 941, 947, 1257, 1929, 2823, 2841, 269417, 394279, 396793, 605063, 608921, 808251, 891127, 1182837, 1190379, 1815189, 1826763, 2673381, 253521397, 255137899, 373382213, 572994661, 760564191, 765413697, 1120146639, 1718983983, 240084762959, 720254288877]

約数ペア:

[(1, 720254288877), (3, 240084762959), (419, 1718983983), (643, 1120146639), (941, 765413697), (947, 760564191), (1257, 572994661), (1929, 373382213), (2823, 255137899), (2841, 253521397), (269417, 2673381), (394279, 1826763), (396793, 1815189), (605063, 1190379), (608921, 1182837), (808251, 891127)]