128428164

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{115079}}^1$

素因数の和:115120

約数の個数: 36

約数和(自身を含む): 335112960

約数和(自身を除く): 206684796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 115079, 230158, 345237, 460316, 690474, 1035711, 1380948, 2071422, 3567449, 4142844, 7134898, 10702347, 14269796, 21404694, 32107041, 42809388, 64214082, 128428164]

約数ペア:

[(1, 128428164), (2, 64214082), (3, 42809388), (4, 32107041), (6, 21404694), (9, 14269796), (12, 10702347), (18, 7134898), (31, 4142844), (36, 3567449), (62, 2071422), (93, 1380948), (124, 1035711), (186, 690474), (279, 460316), (372, 345237), (558, 230158), (1116, 115079)]