1388402862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{23663}}^1$

素因数の和:23813

約数の個数: 64

約数和(自身を含む): 3489398784

約数和(自身を除く): 2100995922

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 127, 154, 231, 254, 381, 462, 762, 889, 1397, 1778, 2667, 2794, 4191, 5334, 8382, 9779, 19558, 23663, 29337, 47326, 58674, 70989, 141978, 165641, 260293, 331282, 496923, 520586, 780879, 993846, 1561758, 1822051, 3005201, 3644102, 5466153, 6010402, 9015603, 10932306, 18031206, 21036407, 33057211, 42072814, 63109221, 66114422, 99171633, 126218442, 198343266, 231400477, 462800954, 694201431, 1388402862]

約数ペア:

[(1, 1388402862), (2, 694201431), (3, 462800954), (6, 231400477), (7, 198343266), (11, 126218442), (14, 99171633), (21, 66114422), (22, 63109221), (33, 42072814), (42, 33057211), (66, 21036407), (77, 18031206), (127, 10932306), (154, 9015603), (231, 6010402), (254, 5466153), (381, 3644102), (462, 3005201), (762, 1822051), (889, 1561758), (1397, 993846), (1778, 780879), (2667, 520586), (2794, 496923), (4191, 331282), (5334, 260293), (8382, 165641), (9779, 141978), (19558, 70989), (23663, 58674), (29337, 47326)]