198716679

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13309}}^1$

素因数の和:13404

約数の個数: 32

約数和(自身を含む): 340736000

約数和(自身を除く): 142019321

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 4977, 13309, 14931, 39927, 93163, 119781, 279489, 359343, 838467, 1051411, 2515401, 3154233, 7359877, 9462699, 22079631, 28388097, 66238893, 198716679]

約数ペア:

[(1, 198716679), (3, 66238893), (7, 28388097), (9, 22079631), (21, 9462699), (27, 7359877), (63, 3154233), (79, 2515401), (189, 1051411), (237, 838467), (553, 359343), (711, 279489), (1659, 119781), (2133, 93163), (4977, 39927), (13309, 14931)]