277562493

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 448682416

約数和(自身を除く): 171119923

約数列:

[1, 3, 9, 13, 37, 39, 97, 111, 117, 291, 333, 481, 661, 873, 1261, 1443, 1983, 3589, 3783, 4329, 5949, 8593, 10767, 11349, 24457, 25779, 32301, 46657, 64117, 73371, 77337, 139971, 192351, 220113, 317941, 419913, 577053, 833521, 953823, 2372329, 2500563, 2861469, 7116987, 7501689, 21350961, 30840277, 92520831, 277562493]

約数ペア:

[(1, 277562493), (3, 92520831), (9, 30840277), (13, 21350961), (37, 7501689), (39, 7116987), (97, 2861469), (111, 2500563), (117, 2372329), (291, 953823), (333, 833521), (481, 577053), (661, 419913), (873, 317941), (1261, 220113), (1443, 192351), (1983, 139971), (3589, 77337), (3783, 73371), (4329, 64117), (5949, 46657), (8593, 32301), (10767, 25779), (11349, 24457)]