493308

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 1271088

約数和(自身を除く): 777780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 193, 213, 284, 386, 426, 579, 639, 772, 852, 1158, 1278, 1737, 2316, 2556, 3474, 6948, 13703, 27406, 41109, 54812, 82218, 123327, 164436, 246654, 493308]

約数ペア:

[(1, 493308), (2, 246654), (3, 164436), (4, 123327), (6, 82218), (9, 54812), (12, 41109), (18, 27406), (36, 13703), (71, 6948), (142, 3474), (193, 2556), (213, 2316), (284, 1737), (386, 1278), (426, 1158), (579, 852), (639, 772)]