16397171

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 21073920

約数和(自身を除く): 4676749

約数列:

[1, 7, 19, 31, 41, 97, 133, 217, 287, 589, 679, 779, 1271, 1843, 3007, 3977, 4123, 5453, 8897, 12901, 21049, 24149, 27839, 57133, 75563, 123287, 169043, 399931, 528941, 863009, 2342453, 16397171]

約数ペア:

[(1, 16397171), (7, 2342453), (19, 863009), (31, 528941), (41, 399931), (97, 169043), (133, 123287), (217, 75563), (287, 57133), (589, 27839), (679, 24149), (779, 21049), (1271, 12901), (1843, 8897), (3007, 5453), (3977, 4123)]