128420748

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^1\times {\mathrm{10909}}^1$

素因数の和:11031

約数の個数: 48

約数和(自身を含む): 336028000

約数和(自身を除く): 207607252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 218, 327, 436, 654, 981, 1308, 1962, 2943, 3924, 5886, 10909, 11772, 21818, 32727, 43636, 65454, 98181, 130908, 196362, 294543, 392724, 589086, 1178172, 1189081, 2378162, 3567243, 4756324, 7134486, 10701729, 14268972, 21403458, 32105187, 42806916, 64210374, 128420748]

約数ペア:

[(1, 128420748), (2, 64210374), (3, 42806916), (4, 32105187), (6, 21403458), (9, 14268972), (12, 10701729), (18, 7134486), (27, 4756324), (36, 3567243), (54, 2378162), (108, 1189081), (109, 1178172), (218, 589086), (327, 392724), (436, 294543), (654, 196362), (981, 130908), (1308, 98181), (1962, 65454), (2943, 43636), (3924, 32727), (5886, 21818), (10909, 11772)]