15666951538

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{122557}}^1$

素因数の和:122986

約数の個数: 32

約数和(自身を含む): 28096176384

約数和(自身を除く): 12429224846

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 397, 794, 2779, 5558, 9131, 18262, 63917, 122557, 127834, 245114, 857899, 1715798, 2818811, 5637622, 19731677, 39463354, 48655129, 97310258, 340585903, 681171806, 1119067967, 2238135934, 7833475769, 15666951538]

約数ペア:

[(1, 15666951538), (2, 7833475769), (7, 2238135934), (14, 1119067967), (23, 681171806), (46, 340585903), (161, 97310258), (322, 48655129), (397, 39463354), (794, 19731677), (2779, 5637622), (5558, 2818811), (9131, 1715798), (18262, 857899), (63917, 245114), (122557, 127834)]