18780496904583

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{4721}}^1\times {\mathrm{70937}}^1$

素因数の和:75765

約数の個数: 64

約数和(自身を含む): 29155722301440

約数和(自身を除く): 10375225396857

約数列:

[1, 3, 9, 27, 31, 67, 93, 201, 279, 603, 837, 1809, 2077, 4721, 6231, 14163, 18693, 42489, 56079, 70937, 127467, 146351, 212811, 316307, 439053, 638433, 948921, 1317159, 1915299, 2199047, 2846763, 3951477, 4752779, 6597141, 8540289, 9805517, 14258337, 19791423, 29416551, 42775011, 59374269, 88249653, 128325033, 147336149, 264748959, 334893577, 442008447, 1004680731, 1326025341, 3014042193, 3978076023, 9042126579, 10381700887, 22437869659, 31145102661, 67313608977, 93435307983, 201940826931, 280305923949, 605822480793, 695573959429, 2086721878287, 6260165634861, 18780496904583]

約数ペア:

[(1, 18780496904583), (3, 6260165634861), (9, 2086721878287), (27, 695573959429), (31, 605822480793), (67, 280305923949), (93, 201940826931), (201, 93435307983), (279, 67313608977), (603, 31145102661), (837, 22437869659), (1809, 10381700887), (2077, 9042126579), (4721, 3978076023), (6231, 3014042193), (14163, 1326025341), (18693, 1004680731), (42489, 442008447), (56079, 334893577), (70937, 264748959), (127467, 147336149), (146351, 128325033), (212811, 88249653), (316307, 59374269), (439053, 42775011), (638433, 29416551), (948921, 19791423), (1317159, 14258337), (1915299, 9805517), (2199047, 8540289), (2846763, 6597141), (3951477, 4752779)]