156340982

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{1223}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 280599552

約数和(自身を除く): 124258570

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 397, 794, 1223, 2446, 2779, 5558, 8561, 9131, 17122, 18262, 28129, 56258, 63917, 127834, 196903, 393806, 485531, 971062, 3398717, 6797434, 11167213, 22334426, 78170491, 156340982]

約数ペア:

[(1, 156340982), (2, 78170491), (7, 22334426), (14, 11167213), (23, 6797434), (46, 3398717), (161, 971062), (322, 485531), (397, 393806), (794, 196903), (1223, 127834), (2446, 63917), (2779, 56258), (5558, 28129), (8561, 18262), (9131, 17122)]