398524984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 893859840

約数和(自身を除く): 495334856

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 127, 143, 169, 211, 254, 286, 338, 422, 508, 572, 676, 844, 1016, 1144, 1352, 1397, 1651, 1688, 1859, 2321, 2743, 2794, 3302, 3718, 4642, 5486, 5588, 6604, 7436, 9284, 10972, 11176, 13208, 14872, 18161, 18568, 21463, 21944, 26797, 30173, 35659, 36322, 42926, 53594, 60346, 71318, 72644, 85852, 107188, 120692, 142636, 145288, 171704, 214376, 236093, 241384, 285272, 294767, 348361, 392249, 472186, 589534, 696722, 784498, 944372, 1179068, 1393444, 1568996, 1888744, 2358136, 2786888, 3137992, 3831971, 4528693, 7663942, 9057386, 15327884, 18114772, 30655768, 36229544, 49815623, 99631246, 199262492, 398524984]

約数ペア:

[(1, 398524984), (2, 199262492), (4, 99631246), (8, 49815623), (11, 36229544), (13, 30655768), (22, 18114772), (26, 15327884), (44, 9057386), (52, 7663942), (88, 4528693), (104, 3831971), (127, 3137992), (143, 2786888), (169, 2358136), (211, 1888744), (254, 1568996), (286, 1393444), (338, 1179068), (422, 944372), (508, 784498), (572, 696722), (676, 589534), (844, 472186), (1016, 392249), (1144, 348361), (1352, 294767), (1397, 285272), (1651, 241384), (1688, 236093), (1859, 214376), (2321, 171704), (2743, 145288), (2794, 142636), (3302, 120692), (3718, 107188), (4642, 85852), (5486, 72644), (5588, 71318), (6604, 60346), (7436, 53594), (9284, 42926), (10972, 36322), (11176, 35659), (13208, 30173), (14872, 26797), (18161, 21944), (18568, 21463)]