128210814

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 283551840

約数和(自身を除く): 155341026

約数列:

[1, 2, 3, 6, 9, 18, 101, 109, 202, 218, 303, 327, 606, 647, 654, 909, 981, 1294, 1818, 1941, 1962, 3882, 5823, 11009, 11646, 22018, 33027, 65347, 66054, 70523, 99081, 130694, 141046, 196041, 198162, 211569, 392082, 423138, 588123, 634707, 1176246, 1269414, 7122823, 14245646, 21368469, 42736938, 64105407, 128210814]

約数ペア:

[(1, 128210814), (2, 64105407), (3, 42736938), (6, 21368469), (9, 14245646), (18, 7122823), (101, 1269414), (109, 1176246), (202, 634707), (218, 588123), (303, 423138), (327, 392082), (606, 211569), (647, 198162), (654, 196041), (909, 141046), (981, 130694), (1294, 99081), (1818, 70523), (1941, 66054), (1962, 65347), (3882, 33027), (5823, 22018), (11009, 11646)]