77717961

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 56

約数和(自身を含む): 127312640

約数和(自身を除く): 49594679

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 181, 243, 279, 513, 543, 589, 729, 837, 1539, 1629, 1767, 2511, 3439, 4617, 4887, 5301, 5611, 7533, 10317, 13851, 14661, 15903, 16833, 22599, 30951, 43983, 47709, 50499, 92853, 106609, 131949, 143127, 151497, 278559, 319827, 429381, 454491, 835677, 959481, 1363473, 2507031, 2878443, 4090419, 8635329, 25905987, 77717961]

約数ペア:

[(1, 77717961), (3, 25905987), (9, 8635329), (19, 4090419), (27, 2878443), (31, 2507031), (57, 1363473), (81, 959481), (93, 835677), (171, 454491), (181, 429381), (243, 319827), (279, 278559), (513, 151497), (543, 143127), (589, 131949), (729, 106609), (837, 92853), (1539, 50499), (1629, 47709), (1767, 43983), (2511, 30951), (3439, 22599), (4617, 16833), (4887, 15903), (5301, 14661), (5611, 13851), (7533, 10317)]