1780053408021

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{356023}}^1\times {\mathrm{5807}}^1$

素因数の和:361881

約数の個数: 32

約数和(自身を含む): 2779106254848

約数和(自身を除く): 999052846827

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 5807, 17421, 40649, 121947, 238087, 356023, 714261, 1068069, 1666609, 2492161, 4999827, 7476483, 14596943, 43790829, 102178601, 306535803, 2067425561, 6202276683, 14471978927, 43415936781, 84764448001, 254293344003, 593351136007, 1780053408021]

約数ペア:

[(1, 1780053408021), (3, 593351136007), (7, 254293344003), (21, 84764448001), (41, 43415936781), (123, 14471978927), (287, 6202276683), (861, 2067425561), (5807, 306535803), (17421, 102178601), (40649, 43790829), (121947, 14596943), (238087, 7476483), (356023, 4999827), (714261, 2492161), (1068069, 1666609)]