13399990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 24890976

約数和(自身を除く): 11490986

約数列:

[1, 2, 5, 10, 53, 106, 131, 193, 262, 265, 386, 530, 655, 965, 1310, 1930, 6943, 10229, 13886, 20458, 25283, 34715, 50566, 51145, 69430, 102290, 126415, 252830, 1339999, 2679998, 6699995, 13399990]

約数ペア:

[(1, 13399990), (2, 6699995), (5, 2679998), (10, 1339999), (53, 252830), (106, 126415), (131, 102290), (193, 69430), (262, 51145), (265, 50566), (386, 34715), (530, 25283), (655, 20458), (965, 13886), (1310, 10229), (1930, 6943)]