77777784

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{154321}}^1$

素因数の和:154340

約数の個数: 48

約数和(自身を含む): 240742320

約数和(自身を除く): 162964536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 154321, 308642, 462963, 617284, 925926, 1080247, 1234568, 1388889, 1851852, 2160494, 2777778, 3240741, 3703704, 4320988, 5555556, 6481482, 8641976, 9722223, 11111112, 12962964, 19444446, 25925928, 38888892, 77777784]

約数ペア:

[(1, 77777784), (2, 38888892), (3, 25925928), (4, 19444446), (6, 12962964), (7, 11111112), (8, 9722223), (9, 8641976), (12, 6481482), (14, 5555556), (18, 4320988), (21, 3703704), (24, 3240741), (28, 2777778), (36, 2160494), (42, 1851852), (56, 1388889), (63, 1234568), (72, 1080247), (84, 925926), (126, 617284), (168, 462963), (252, 308642), (504, 154321)]