399669192

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{426997}}^1$

素因数の和:427022

約数の個数: 48

約数和(自身を含む): 1165704540

約数和(自身を除く): 766035348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 426997, 853994, 1280991, 1707988, 2561982, 3415976, 3842973, 5123964, 5550961, 7685946, 10247928, 11101922, 15371892, 16652883, 22203844, 30743784, 33305766, 44407688, 49958649, 66611532, 99917298, 133223064, 199834596, 399669192]

約数ペア:

[(1, 399669192), (2, 199834596), (3, 133223064), (4, 99917298), (6, 66611532), (8, 49958649), (9, 44407688), (12, 33305766), (13, 30743784), (18, 22203844), (24, 16652883), (26, 15371892), (36, 11101922), (39, 10247928), (52, 7685946), (72, 5550961), (78, 5123964), (104, 3842973), (117, 3415976), (156, 2561982), (234, 1707988), (312, 1280991), (468, 853994), (936, 426997)]