491204958

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{17981}}^1$

素因数の和:18172

約数の個数: 32

約数和(自身を含む): 1022816160

約数和(自身を除く): 531611202

約数列:

[1, 2, 3, 6, 29, 58, 87, 157, 174, 314, 471, 942, 4553, 9106, 13659, 17981, 27318, 35962, 53943, 107886, 521449, 1042898, 1564347, 2823017, 3128694, 5646034, 8469051, 16938102, 81867493, 163734986, 245602479, 491204958]

約数ペア:

[(1, 491204958), (2, 245602479), (3, 163734986), (6, 81867493), (29, 16938102), (58, 8469051), (87, 5646034), (157, 3128694), (174, 2823017), (314, 1564347), (471, 1042898), (942, 521449), (4553, 107886), (9106, 53943), (13659, 35962), (17981, 27318)]