221323415058

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1321981}}^1$

素因数の和:1322191

約数の個数: 48

約数和(自身を含む): 490000560192

約数和(自身を除く): 268677145134

約数列:

[1, 2, 3, 6, 9, 18, 71, 131, 142, 213, 262, 393, 426, 639, 786, 1179, 1278, 2358, 9301, 18602, 27903, 55806, 83709, 167418, 1321981, 2643962, 3965943, 7931886, 11897829, 23795658, 93860651, 173179511, 187721302, 281581953, 346359022, 519538533, 563163906, 844745859, 1039077066, 1558615599, 1689491718, 3117231198, 12295745281, 24591490562, 36887235843, 73774471686, 110661707529, 221323415058]

約数ペア:

[(1, 221323415058), (2, 110661707529), (3, 73774471686), (6, 36887235843), (9, 24591490562), (18, 12295745281), (71, 3117231198), (131, 1689491718), (142, 1558615599), (213, 1039077066), (262, 844745859), (393, 563163906), (426, 519538533), (639, 346359022), (786, 281581953), (1179, 187721302), (1278, 173179511), (2358, 93860651), (9301, 23795658), (18602, 11897829), (27903, 7931886), (55806, 3965943), (83709, 2643962), (167418, 1321981)]