28855788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1697}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 73217760

約数和(自身を除く): 44361972

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1308, 1417, 1697, 2834, 3394, 4251, 5091, 5668, 6788, 8502, 10182, 17004, 20364, 22061, 44122, 66183, 88244, 132366, 184973, 264732, 369946, 554919, 739892, 1109838, 2219676, 2404649, 4809298, 7213947, 9618596, 14427894, 28855788]

約数ペア:

[(1, 28855788), (2, 14427894), (3, 9618596), (4, 7213947), (6, 4809298), (12, 2404649), (13, 2219676), (26, 1109838), (39, 739892), (52, 554919), (78, 369946), (109, 264732), (156, 184973), (218, 132366), (327, 88244), (436, 66183), (654, 44122), (1308, 22061), (1417, 20364), (1697, 17004), (2834, 10182), (3394, 8502), (4251, 6788), (5091, 5668)]