13888942221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{3259}}^1$

素因数の和:4270

約数の個数: 64

約数和(自身を含む): 24335769600

約数和(自身を除く): 10446827379

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 971, 1463, 2913, 3259, 4389, 6797, 9777, 10681, 18449, 20391, 22813, 32043, 35849, 55347, 61921, 68439, 74767, 107547, 129143, 185763, 202939, 224301, 250943, 387429, 433447, 608817, 681131, 752829, 1300341, 1420573, 2043393, 3164489, 4261719, 4767917, 9493467, 14303751, 22151423, 34809379, 60125291, 66454269, 104428137, 180375873, 243665653, 420877037, 661378201, 730996959, 1262631111, 1984134603, 4629647407, 13888942221]

約数ペア:

[(1, 13888942221), (3, 4629647407), (7, 1984134603), (11, 1262631111), (19, 730996959), (21, 661378201), (33, 420877037), (57, 243665653), (77, 180375873), (133, 104428137), (209, 66454269), (231, 60125291), (399, 34809379), (627, 22151423), (971, 14303751), (1463, 9493467), (2913, 4767917), (3259, 4261719), (4389, 3164489), (6797, 2043393), (9777, 1420573), (10681, 1300341), (18449, 752829), (20391, 681131), (22813, 608817), (32043, 433447), (35849, 387429), (55347, 250943), (61921, 224301), (68439, 202939), (74767, 185763), (107547, 129143)]