78109209

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:902

約数の個数: 36

約数和(自身を含む): 123329700

約数和(自身を除く): 45220491

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 361, 551, 829, 1083, 1653, 2487, 3249, 4959, 7461, 10469, 15751, 24041, 31407, 47253, 72123, 94221, 141759, 216369, 299269, 456779, 897807, 1370337, 2693421, 4111011, 8678801, 26036403, 78109209]

約数ペア:

[(1, 78109209), (3, 26036403), (9, 8678801), (19, 4111011), (29, 2693421), (57, 1370337), (87, 897807), (171, 456779), (261, 299269), (361, 216369), (551, 141759), (829, 94221), (1083, 72123), (1653, 47253), (2487, 31407), (3249, 24041), (4959, 15751), (7461, 10469)]