1728818

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 1718542

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 59, 91, 98, 118, 161, 182, 299, 322, 413, 598, 637, 767, 826, 1127, 1274, 1357, 1534, 2093, 2254, 2714, 2891, 4186, 5369, 5782, 9499, 10738, 14651, 17641, 18998, 29302, 35282, 37583, 66493, 75166, 123487, 132986, 246974, 864409, 1728818]

約数ペア:

[(1, 1728818), (2, 864409), (7, 246974), (13, 132986), (14, 123487), (23, 75166), (26, 66493), (46, 37583), (49, 35282), (59, 29302), (91, 18998), (98, 17641), (118, 14651), (161, 10738), (182, 9499), (299, 5782), (322, 5369), (413, 4186), (598, 2891), (637, 2714), (767, 2254), (826, 2093), (1127, 1534), (1274, 1357)]