81157518

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{8893}}^1$

素因数の和:8930

約数の個数: 48

約数和(自身を含む): 195312240

約数和(自身を除く): 114154722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 3042, 4563, 8893, 9126, 17786, 26679, 53358, 80037, 115609, 160074, 231218, 240111, 346827, 480222, 693654, 1040481, 1502917, 2080962, 3005834, 3121443, 4508751, 6242886, 9017502, 13526253, 27052506, 40578759, 81157518]

約数ペア:

[(1, 81157518), (2, 40578759), (3, 27052506), (6, 13526253), (9, 9017502), (13, 6242886), (18, 4508751), (26, 3121443), (27, 3005834), (39, 2080962), (54, 1502917), (78, 1040481), (117, 693654), (169, 480222), (234, 346827), (338, 240111), (351, 231218), (507, 160074), (702, 115609), (1014, 80037), (1521, 53358), (3042, 26679), (4563, 17786), (8893, 9126)]