278506308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{25759}}^1$

素因数の和:25836

約数の個数: 48

約数和(自身を含む): 701084160

約数和(自身を除く): 422577852

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 901, 1802, 2703, 3604, 5406, 10812, 25759, 51518, 77277, 103036, 154554, 309108, 437903, 875806, 1313709, 1365227, 1751612, 2627418, 2730454, 4095681, 5254836, 5460908, 8191362, 16382724, 23208859, 46417718, 69626577, 92835436, 139253154, 278506308]

約数ペア:

[(1, 278506308), (2, 139253154), (3, 92835436), (4, 69626577), (6, 46417718), (12, 23208859), (17, 16382724), (34, 8191362), (51, 5460908), (53, 5254836), (68, 4095681), (102, 2730454), (106, 2627418), (159, 1751612), (204, 1365227), (212, 1313709), (318, 875806), (636, 437903), (901, 309108), (1802, 154554), (2703, 103036), (3604, 77277), (5406, 51518), (10812, 25759)]